Wikipedia:WikiProject Mathematics/List of mathematicians (H)
- ha-Kohen, Judah ben Solomon (?, ?–?)
- Haack, Wolfgang (Germany, 1902–1994)
- Haagerup, Uffe (Denmark, 1949–2015)
- de Haan, Laurens (Netherlands, born 1937)
- Haar, Alfréd (Hungary, 1885–1933)
- Haas, Ruth (USA, ?–?)
- Haavelmo, Trygve (Norway, 1911–1999)
- Haberman, Steven (England, born 1951)
- Habich, Edward Jan (Poland, 1835–1909)
- Habicht, Conrad (Switzerland, 1876–1958)
- Haboush, William (USA, ?–?)
- Hachette, Jean Nicolas Pierre (France, 1769–1834)
- Hackbusch, Wolfgang (Germany, born 1948)
- Hackworth, Tim (England, 1933–2017)
- Hacon, Christopher (Britain, born 1970)
- Hadaly, Károly (Hungary, 1743–1834)
- Hadamard, Jacques (France, 1865–1963)
- Hadani, Ronny (Israel, ?–?)
- Haddad, Wassim Michael (USA, born 1961)
- Hadley, James (USA, 1821–1872)
- Hadwiger, Hugo (Switzerland, 1908–1981)
- Hadžić, Olga (Serbia, 1946–2019)
- Haefliger, André (Switzerland, 1929–2023)
- Haenzel, Gerhard (?, 1898–1944)
- von Haeseler, Arndt (Germany, born 1959)
- Haftendorn, Dörte (Germany, born 1948)
- Hag, Kari (Norway, born 1941)
- Hagemann, Elisabeth (Germany, born 1096)
- Häggström, Olle (Sweden, born 1967)
- Hahn, Hans (Austria, 1879–1934)
- Hahn, Marjorie (USA, born 1948)
- Hahn, Wolfgang (Germany, 1911–1998)
- Haider, Taj (Pakistan, born 1942)
- Hails, Julian (Britain, born 1967)
- Haiman, Mark (USA, ?–?)
- Haimo, Deborah Tepper (Ukraine/Israel/USA, 1921–2007)
- Hairer, Ernst (Austria, born 1949)
- Hairer, Martin (Britain, born 1975)
- Hájek, Jaroslav (Czech Republic, 1926–1974)
- Hájek, Otomar (Czech Republic, 1930–2016)
- Hájek, Petr (Czech Republic, 1940–2016)
- Haji, Masao (Japan, 1925–1998)
- Hajiaghayi, Mohammad (Iran, born 1979)
- Hajiyev, Akif Jafar (Azerbaijan, 1937–2015)
- Hajiyev, Asaf (Azerbaijan, born 1951)
- Hajnal, András (USA, 1931–2016)
- Hajnal, John (Britain/Hungary, 1924–2008)
- Hajós, György (Hungary, 1912–1972)
- Håkansson, Susie W. (USA, born 1940)
- Haken, Hermann (Germany, born 1927)
- Haken, Wolfgang (Germany/USA, 1928–2022)
- Hakimi, S. L. (Iran/USA, 1932–2005)
- Halász, Gábor (Hungary, born 1941)
- Halayudha (Medieval India, born 10th century)
- Halberstam, Heini (Britain, 1927–2014)
- Hald, Anders (Denmark, 1913–2007)
- Haldane, Robert (Scotland, 1772–1854)
- Hales, Alfred W. (USA, born 1938)
- Hales, R. Stanton (USA, born 1942)
- Hales, Thomas Callister (USA, born 1958)
- Halin, Rudolf (Germany, 1934–2014)
- Hall, Chris (USA, ?–?)
- Hall, George G. (Britain, 1925–2018)
- Hall, Marshall (USA, 1910–1990)
- Hall, Percival (USA, 1872–1953)
- Hall, Peter Gavin (Australia, 1951–2016)
- Hall, Philip (England, 1904–1982)
- Hall, Tord (Sweden, 1910–1987)
- Hall, Wendy (England, born 1952)
- Hallerstein, Ferdinand Augustin (China/Slovenia, 1703–1774)
- Hallett, Deborah Hughes (Britain, ?–?)
- Halley, Edmond (England, 1656–1742)
- Halloran, Betz (USA, ?–?)
- Halmos, Paul (Hungary/USA, 1916–2006)
- Halperin, Israel (Canada, 1911–2007)
- Halperin, Stephen (?, born 1942)
- Halphen, Étienne (France, 1911–1954)
- Halphen, Georges Henri (France, 1844–1889)
- Halsted, G. B. (USA, 1853–1922)
- Halton, Immanuel (England, 1628–1699)
- Hamadani, Ayn al-Quzat (Medieval Persia, 1098–1131)
- Hämäläinen, Raimo (Finland, born 1948)
- Hamburger, Hans (Germany, 1889–1956)
- Hamel, Georg (Germany, 1877–1954)
- Hamenstädt, Ursula (Germany, born 1961)
- Hamill, Christine (England, 1923–1956)
- Hamilton, Hugh (Ireland, 1729–1805)
- Hamilton, James (Ireland, 1918–2000)
- Hamilton, Richard S. (USA, born 1943)
- Hamilton, Robert (Scotland, 1743–1829)
- Hamilton, William Edwin (Ireland, 1834–1902)
- Hamilton, William Rowan (Ireland, 1805–1865)
- Hamkins, Joel David (USA, ?–?)
- Hammer, Peter Ladislaw (USA, 1936–2006)
- Hammer, Samuel Gitler (Mexico, 1933–2014)
- Hammersley, John (England, 1920–2004)
- Hamming, Richard (USA, 1915–1998)
- Hamstrom, Mary-Elizabeth (USA, 1927–2009)
- Hãn, Hoàng Xuân (Vietnam, 1908–1996)
- Han, Xiaoying (China, ?–?)
- Hanani, Haim (Poland/Israel, 1912–1991)
- Hancke, Johannes (Germany, 1644–1713)
- Händler, Wolfgang (Germany, 1920–1998)
- Hankel, Hermann (Germany, 1839–1873)
- Hanken, Albert (Netherlands, 1926–2016)
- Hann, James (England, 1799–1856)
- Hanna, Gila (?, born 1934)
- Hannaford, Colin (?, ?–?)
- Hannan, Edward J. (Australia, 1921–1994)
- Hanner, Olof (Sweden, 1922–2015)
- Hannover, Raphael Levi (Germany, 1685–1779)
- Hannyngton, John Caulfield (Ireland, 1807–1886)
- Hanow, Michael Christoph (Germany, 1695–1773)
- Hansbo, Anita (Sweden, born 1960)
- Hansen, Morris H. (USA, 1910–1990)
- Hansen, Peter Andreas (Denmark, 1795–1874)
- Harada, Koichiro (Japan, born 1941)
- Harada, Megumi (Canada, ?–?)
- Harary, Frank (USA, 1921–2005)
- Harbater, David (USA, born 1952)
- Harborth, Heiko (Germany, born 1938)
- Harch, Bronwyn (Australia, born 1969)
- Harcourt, Alison (Australia, born 1929)
- Hardcastle, Frances (England, 1866–1941)
- Harder, Günter (Germany, born 1938)
- Hardy, Godfrey Harold (England, 1877–1947)
- Hare, Kathryn E. (Canada, born 1959)
- Haret, Spiru (Romania, 1851–1912)
- Hargreave, Charles James (England, 1820–1866)
- Harish-Chandra (India, 1923–1983)
- Harizanov, Valentina (Serbia/USA, ?–?)
- Harkness, James (Canada, 1864–1923)
- Harkness, James (mathematician) (Canada, 1864–1923)
- Harley, Robert (England, 1828–1910)
- Harman, Glyn (Britain, born 1956)
- Harman, Radoslav (Slovakia, ?–?)
- Harnack, Carl Gustav Axel (Germany, 1851–1888)
- Harnad, John (Canada/Hungary, born 1946)
- Haros, Charles (France, ?–?)
- Haroske, Dorothee (Germany, born 1968)
- Harper, Adam (?, ?–?)
- Harress, Franz (?, ?–1915)
- Harrington, Heather (USA, born 1984)
- Harrington, Leo (USA, born 1946)
- Harriot, Thomas (England, 1560–1621)
- Harris, Joe (USA, born 1951)
- Harris, Michael (USA, born 1954)
- Harris, Pamela E. (Mexico, born 1983)
- Harris, Ted (USA, 1919–2005)
- Harrison, David Kent (USA, 1931–1999)
- Harrison, Jenny (USA, born 1949)
- Harshbarger, Frances (USA, 1902–1987)
- Hart, Andrew Searle (Ireland, 1811–1890)
- Hart, George W. (USA, born 1955)
- Hart, Sarah B. (Britain, ?–?)
- Hart, Sergiu (Israel, born 1949)
- Hart, Vi (USA, born 1988)
- Harte, Henry Hickman (Ireland, 1790–1848)
- Harten, Ami (Israel, 1946–1994)
- Hartley, Brian (Britain, 1939–1994)
- Hartley, Herman Otto (USA, 1912–1980)
- Hartman, Philip (USA, 1915–2015)
- Hartogs, Friedrich (Germany, 1874–1943)
- Hartree, Douglas (England, 1897–1958)
- Hartshorne, Robin (USA, born 1938)
- Hartsoeker, Nicolaas (Netherlands, 1656–1725)
- Haruki, Hiroshi (Canada, ?–1997)
- Harvey, F. Reese (USA, ?–?)
- Harvey, George (England, ?–1834)
- Harvey, Shelly (USA, ?–?)
- Harzer, Paul (Germany, 1857–1932)
- Hasanoğlu, Alemdar (Azerbaijan, born 1954)
- ibn Hasdai, Abu al-Fadl (Medieval Spain, ?–?)
- Hase, Johann Matthias (Germany, 1684–1742)
- Haselgrove, C. Brian (England, 1926–1964)
- Haselgrove, Jenifer (Britain, 1930–2015)
- Hasenjaeger, Gisbert (Germany, 1919–2006)
- Hashiguchi, Kosaburo (Japan, ?–?)
- Hashtroodi, Mohsen (Iran/Ethnic Azerbaijan, 1907–1976)
- Hass, Joel (USA, ?–?)
- Hassan, Mohamed H.A. (Sudan, born 1947)
- al-Hassar, Abu Bakr (Morocco, ?–?)
- Hasse, Helmut (Germany, 1898–1979)
- Hasse, Maria (Germany, 1921–2014)
- Hassel, Georg (Germany, 1770–1829)
- Hasselmann, Klaus (Germany, born 1931)
- Hassett, Brendan (USA, ?–?)
- Hasslacher, Brosl (USA, 1941–2005)
- Håstad, Johan (Sweden, born 1960)
- Hatcher, Allen (USA, born 1944)
- Hatcher, Rhonda (USA, ?–?)
- Hatcher, William S. (USA, 1935–2005)
- Hatton, Les (Britain, born 1948)
- Hattori, Akio (Japan, 1929–2013)
- Hatvani, István (Hungary, 1718–1786)
- Hatzidakis, Nikolaos (Greece, 1872–1942)
- Haughton, Samuel (Ireland, 1821–1897)
- Haunsperger, Deanna (USA, ?–?)
- Haupt, Otto (Germany, 1887–1988)
- Hauptman, Herbert A. (USA, 1917–2011)
- Hausdorff, Felix (Germany, 1868–1942)
- Hausel, Tamás (Hungary, born 1972)
- Hausen, Christian August (Germany, 1693–1743)
- Havel, V. J. (Czech Republic, born 1927)
- Haviland, Amelia (USA, ?–?)
- Haviland, Chris (Australia, born 1952)
- Hawking, Stephen (England, 1942–2018)
- Hawkins Jr., Thomas W. (USA, born 1938)
- Hawkins, Jane M. (USA, ?–?)
- Haxell, Penny (Canada, ?–?)
- Hay, Louise (USA, 1935–1989)
- Hayashi, Tsuruichi (Japan, 1873–1935)
- Hayat, Tasawar (Pakistan, born 1969)
- Hayes, Charles (England, 1678–1760)
- Hayes, Ellen (USA, 1851–1930)
- Hayes, Robert M. (USA, 1926–2022)
- Hayman, Margaret (Britain, 1923–1994)
- Hayman, Walter (Britain, 1926–2020)
- Haynes, Euphemia (USA, 1890–1980)
- Haynes, Peter H. (Britain, born 1958)
- Haynes, Teresa W. (USA, born 1953)
- Hayter, Henry Heylyn (Australia, 1821–1895)
- al-Haytham, Ibn (Medieval Arabia/Medieval Iraq/Medieval Egypt, 965–1040)
- Hayward, Robert Baldwin (England, 1829–1903)
- Hazewinkel, Michiel (Netherlands, born 1943)
- Hazlett, Olive (USA, 1890–1974)
- Hazra, Rajat Subhra (?, ?–?)
- Hazzidakis, John (Greece, 1844–1921)
- Healy, Michael (Britain, 1923–2016)
- Heath-Brown, Roger (Britain, born 1952)
- Heath, David (USA, 1943–2011)
- Heath, Michael (USA, born 1946)
- Heath, Robert (England, ?–1779)
- Heath, Royal Vale (?, 1883–1960)
- Heath, Thomas (classicist) (Britain, 1861–1940)
- Heaton, Henry (USA, 1846–1927)
- Heaviside, Oliver (England, 1850–1925)
- Heawood, Percy John (Britain, 1861–1955)
- Hebern, Edward (USA, 1869–1952)
- Hecht, Daniel Friedrich (Germany, 1777–1833)
- Hecke, Erich (Germany, 1887–1947)
- Hedenmalm, Hakan (Sweden, born 1961)
- Hedetniemi, Sandra Mitchell (?, born 1949)
- Hedges, Larry V. (USA, ?–?)
- Hedgley, David (USA, born 1937)
- Hedlund, Gustav A. (USA, 1904–1993)
- Hedrick, Earle Raymond (USA, 1876–1943)
- Hedrlín, Zdeněk (Czech Republic, 1933–2018)
- Hee, Cheon, Jung (South Korea, born 1969)
- Heegaard, Poul (Denmark, 1871–1948)
- Heegner, Kurt (Germany, 1893–1965)
- Heep-Altiner, Maria (Germany, born 1959)
- Heesch, Heinrich (Germany, 1906–1995)
- Heffernan, Jane (Canada, ?–?)
- Hefferon, Jim (USA, born 1958)
- Heiberg, Johan Ludvig (Denmark, 1854–1928)
- Heij, Christiaan (Netherlands, born 1950s)
- van Heijenoort, Jean (USA/France, 1912–1986)
- Heilbronn, Hans (Canada, 1908–1975)
- Heilbronner, Johann Christoph (Germany, 1706–1745)
- Heimbeck, Günter (Germany/Namibia, born 1946)
- Hein, Jotun (Britain, born 1956)
- Hein, Piet (Denmark, 1905–1996)
- Heine, Eduard (Germany, 1821–1881)
- Heinonen, Juha (Finland, 1960–2007)
- Heinrich, Katherine (Australia/Canada, born 1954)
- Heinz, Erhard (Germany, 1924–2017)
- Heis, Eduard (Germany, 1806–1877)
- Heisel, Carl Theodore (?, 1852–1937)
- Hejhal, Dennis (USA, born 1948)
- Held, Dieter (Germany, born 1936)
- Hélein, Frédéric (France, born 1963)
- Helfgott, Harald (Peru, born 1977)
- Helgason, Sigurður (Iceland, 1927–2023)
- de Helguero, Fernando (Italy, 1880–1908)
- Heliodorus of Larissa (Ancient Greece, ?–?)
- Hell, Pavol (Czech Republic/Canada, ?–?)
- Hellaby, Charles (Scotland, ?–?)
- Hellaby, Charles W. (South Africa, ?–?)
- Hellinger, Ernst (Germany, 1883–1950)
- Helliwell, John Brian (Britain, 1924–1992)
- Hellman, Martin (USA, born 1945)
- Helly, Eduard (Austria, 1884–1943)
- Helm, Georg (Germany, 1851–1923)
- Helmer, Olaf (Germany, 1910–1976)
- Helmert, Friedrich Robert (Germany, 1843–1917)
- Helson, Henry (USA, 1927–2010)
- Hemachandra (India, 1089–1172)
- Hemelrijk, Jan (Netherlands, 1918–2005)
- Henderson, Archibald (USA, 1877–1963)
- Henderson, Brian (academic) (England, 1936–2017)
- Henderson, Charles Roy (USA, 1911–1989)
- Henderson, David W. (USA, 1939–2018)
- Henderson, George Robin (Scotland, 1941–2016)
- Henderson, Thomas (Scotland, 1798–1844)
- Hendricks, John R. (Canada, 1929–2007)
- Henfling, Conrad (Germany, 1648–1716)
- Heninger, Nadia (USA, born 1982)
- Henkin, Gennadi (Soviet Union, 1942–2016)
- Henkin, Leon (USA, 1921–2006)
- Hennel, Cora Barbara (USA, 1886–1947)
- Hennert, Johann Friedrich (Germany, 1733–1813)
- Henney, Dagmar R. (Germany, born 1931)
- Henniart, Guy (France, born 1953)
- Henningsen, Inge (Denmark, born 1941)
- Hénon, Michel (France, 1931–2013)
- Henrich, Allison (USA, born 1980)
- Henrici, Olaus (Germany, 1840–1918)
- Henrici, Peter (Switzerland, 1923–1987)
- Henrion, Denis (France, ?–1640)
- Henry of Langenstein (?, 1320s–1397)
- Hensel, Kurt (Germany, 1861–1941)
- Henstock, Ralph (Britain, 1923–2007)
- Herb, Rebecca A. (USA, born 1948)
- Herberstein, Ferdinand Ernst Karl (Germany, ?–?)
- Herbin, Raphaèle (France, ?–?)
- Herbrand, Jacques (France, 1908–1931)
- Herbst, Patricio (USA, ?–?)
- Herglotz, Gustav (Austria, 1881–1953)
- Hérigone, Pierre (Basque Country, 1580–1643)
- Herman of Carinthia (?, ?–1160)
- Herman, Michael (France, 1942–2000)
- Herman, Robert Alfred (?, 1861–1927)
- Hermann of Reichenau (Medieval Germany, 1013–1054)
- Hermann, Grete (Germany, 1901–1984)
- Hermann, Jakob (Switzerland, 1678–1733)
- Hermann, Robert (USA, 1931–2020)
- Hermes, Hans (Germany, 1912–2003)
- Hermes, Johann Gustav (Germany, 1846–1912)
- Hermiae, Ammonius (?, 440s–520s)
- Hermite, Charles (France, 1822–1901)
- Hernández, Norma (?, born 1934)
- Hero of Alexandria (Ancient Greece, AD 10–70)
- Herrenschneider, Jean-Louis-Alexandre (France, 1760–1843)
- de Herrera, Juan (Spain, 1530–1593)
- Herriot, John George (USA, 1916–2003)
- Herschel, Caroline (Germany, 1750–1848)
- Hersh, Patricia (USA, born 1973)
- Hersh, Reuben (USA, 1927–2020)
- Hershkowitz, Daniel (Israel, born 1953)
- Herstein, Israel Nathan (USA, 1923–1988)
- Hertz, David B. (USA, ?–2011)
- Hertz, Federico Rodriguez (Argentina, born 1973)
- Hertz, Jana Rodriguez (Argentina/Uruguay, born 1970)
- Herz, Carl S. (Canada, 1930–1995)
- Herzberger, Maximilian (Germany, 1899–1982)
- Herzog, Albin (Switzerland, 1852–1909)
- Herzog, Fritz (Germany, 1902–2002)
- Herzog, Jürgen (Germany, born 1941)
- Hesheng, Hu (China, born 1928)
- Hess, Edmund (Germany, 1843–1903)
- Hess, Kathryn (USA, born 1967)
- Hesse, Otto (Germany, 1811–1874)
- Hesselholt, Lars (Denmark/Japan, born 1966)
- Hessenberg, Gerhard (Germany, 1874–1925)
- Hessenberg, Karl (Germany, 1904–1959)
- Hestenes, Magnus (USA, 1906–1991)
- Hesthaven, Jan S. (Denmark, ?–?)
- Heth, Thomas (England, ?–?)
- Heubach, Silvia (Germany, ?–?)
- Heun, Karl (Germany, 1859–1929)
- van Heuraet, Hendrik (Netherlands, 1634–1660s)
- Heuser, Harro (Germany, 1927–2011)
- Hewan, Gethyn (England, 1916–1988)
- Hewitt, Carl (USA, ?–?)
- Hewitt, Edwin (USA, 1920–1999)
- Hewitt, Gloria Conyers (USA, born 1935)
- Heyde, Chris (Australia, 1939–2008)
- Heys, Howard (?, ?–?)
- Heyting, Arend (Netherlands, 1898–1980)
- Hibbard, Thomas N. (USA, 1929–2016)
- Hibbert, Jack (Britain/England, 1932–2005)
- Hibbs, Albert (USA, 1924–2003)
- Hickman, James C. (USA, 1927–2006)
- Hicks, William Mitchinson (Britain, 1850–1934)
- Hida, Haruzo (Japan, born 1952)
- Hiddleston, Patricia (Scotland, 1933–2017)
- Hierholzer, Carl (Germany, 1840–1871)
- Hiern, William Philip (Britain, 1839–1925)
- Higgins, Aparna (India, ?–?)
- Higgins, Raegan (?, ?–?)
- Higgs, Denis (South Africa, 1932–2011)
- Higham, Desmond (Britain, born 1964)
- Higham, Nicholas (Britain, 1961–2024)
- Higman, Donald G. (USA, 1928–2006)
- Higman, Graham (Britain, 1917–2008)
- Higson, Nigel (Canada, born 1963)
- Hilb, Emil (Germany, 1882–1929)
- Hilbe, Joseph (USA, 1944–2017)
- Hilbert, David (Germany, 1862–1943)
- Hilbert, Stephen (USA, ?–?)
- Hildebrand, Francis B. (USA, 1915–2002)
- Hildebrandt, Theophil Henry (USA, 1888–1980)
- Hildenbrand, Werner (Germany, born 1936)
- Hildreth, Clifford (USA, 1917–1995)
- Hill, Austin Bradford (England, 1897–1991)
- Hill, George William (USA, 1838–1914)
- Hill, Hazel (Britain, ?–1920)
- Hill, John Ethan (USA, 1865–1941)
- Hill, Joseph Adna (USA, 1860–1938)
- Hill, Lester S. (USA, 1891–1961)
- Hill, Micaiah John Muller (England, 1856–1929)
- Hill, Rodney (Britain, 1921–2011)
- Hill, Ted (USA, born 1943)
- Hill, Thomas (England, born 1520s)
- Hill, Thomas Wright (Britain, 1763–1851)
- Hille, Einar (USA, 1894–1980)
- Hills, Jack G. (USA, ?–?)
- Hilton, Alice Mary (Britain/USA, 1919–2011)
- Hilton, Anthony (Britain, born 1941)
- Hilton, Peter (Britain, 1923–2010)
- Hinch, John (Britain, born 1947)
- Hind, John (England, 1796–1866)
- Hindenburg, Carl (Germany, 1741–1808)
- Hindley, J. Roger (Britain, born 1938)
- Hinds, Mavis (?, 1929–2009)
- Hingston, Nancy (USA, ?–?)
- Hinkley, David V. (England, 1945–2019)
- Hinrichsen, Diederich (Germany, born 1939)
- Hinton, Charles Howard (Britain, 1853–1907)
- Hipparchus (Ancient Greece, 190s BC–120 BC)
- Hippasus (Ancient Greece, born 500s BC)
- Hippias (Ancient Greece, ?–?)
- Hippocrates of Chios (Ancient Greece, 470s BC–410s BC)
- Hirachi, Kengo (Japan, born 1964)
- Hironaka, Heisuke (Japan, born 1931)
- Hirsch, Arthur (Germany, 1866–1948)
- Hirsch, Guy (Belgium, 1915–1993)
- Hirsch, Kurt (Germany, 1906–1986)
- Hirsch, Morris (USA, born 1933)
- Hirschfeld, James William Peter (Australia, born 1940)
- Hirschman Jr., Isidore Isaac (USA, 1922–1990)
- Hirschvogel, Augustin (Germany, 1503–1553)
- Hirst, Thomas Archer (England, 1830–1892)
- Hirzebruch, Friedrich (Germany, 1927–2012)
- Hislop, Peter (USA, ?–?)
- History of science in Classical Antiquity (Ancient Greece, ?–?)
- Hitchcock, Frank Lauren (USA, 1875–1957)
- Hitchin, Nigel (England, born 1946)
- bar Hiyya, Abraham (Medieval Spain, 1070–1136)
- Hjelmslev, Johannes (Denmark, 1873–1950)
- Hjort, Nils Lid (Norway, born 1953)
- Hjorth, Greg (Australia, 1963–2011)
- Hlavatý, Václav (Czech Republic/USA, 1894–1969)
- Hlawka, Edmund (Austria, 1916–2009)
- Ho, Wei (?, ?–?)
- Hobbes, Thomas (England, 1588–1679)
- Hobbs, Arthur (USA, born 1940)
- Hobson, E. W. (England, 1856–1933)
- Hočevar, Franc (Slovenia, 1853–1919)
- Hochbaum, Dorit S. (?, ?–?)
- Hochbruck, Marlis (Germany, born 1964)
- Höchheimer, Elias (?, ?–?)
- Hochschild, Gerhard (USA, 1915–2010)
- Hochster, Melvin (USA, born 1943)
- Hocquenghem, Alexis (France, 1908–1990)
- Hodes, Louis (USA, 1934–2008)
- Hodge, W. V. D. (Scotland, 1903–1975)
- Hodges Jr., Joseph Lawson (USA, 1922–2000)
- Hodges, Andrew (England, born 1949)
- Hodges, Wilfrid (Britain, born 1941)
- Hodgkins, Howard Lincoln (USA, 1862–1931)
- Hodgkinson, Eaton (England, 1789–1861)
- Hodgson, James (England, 1672–1755)
- Hoeffding, Wassily (USA, 1914–1991)
- Høegh-Krohn, Raphael (Norway, 1938–1988)
- Hoene-Wroński, Józef Maria (Poland, 1778–1853)
- van Hoesel, Stan (Netherlands, born 1961)
- Hofer, Helmut (Germany, born 1956)
- Hoffman, A. J. (USA, 1924–2021)
- Hoffman, David Allen (USA, ?–?)
- Hoffman, James (USA, ?–?)
- Hoffman, Jim (USA, ?–?)
- Hoffmann-Ostenhof, Maria (Austria, born 1947)
- Hoffmann, Banesh (USA, 1906–1986)
- Hoffstein, Jeffrey (USA, born 1953)
- Hofmann, Joseph Ehrenfried (Germany, 1900–1973)
- Hofmann, Steve (USA, ?–?)
- Hofreiter, Nikolaus (Austria, 1904–1990)
- Hogan, John (England, ?–?)
- Hogben, Lancelot (Britain, 1895–1975)
- Hogben, Leslie (USA, ?–?)
- Hogendijk, Jan (Netherlands, born 1955)
- Hogg, Robert V. (USA, 1924–2014)
- Hoggatt Jr., Verner Emil (USA, 1921–1980)
- Hoheisel, Guido (Germany, 1894–1968)
- von Hohenburg, Herwart (Germany, 1553–1622)
- Hokari, Shisanji (Japan, 1908–2004)
- Holden, Helge (Norway, born 1956)
- Holden, Nina (Norway, ?–?)
- Holdener, Judy A. (USA, born 1965)
- Hölder, Ernst (Germany, 1901–1990)
- Hölder, Otto (Germany, 1859–1937)
- Holditch, Hamnet (England, 1800–1867)
- Holevo, Alexander (Russia/Soviet Union, born 1943)
- Holgate, Sydney (Britain, 1918–2003)
- Holland, Barbara R. (Australia, born 1976)
- den Hollander, Frank (Netherlands, born 1956)
- Hollander, Myles (USA, born 1941)
- Hollands, Lotte (Netherlands, born 1981)
- Hollerith, Herman (USA, 1860–1929)
- Holm, Darryl (USA, born 1947)
- Holm, Tara S. (USA, ?–?)
- Holmboe, Bernt Michael (Norway, 1795–1850)
- Holmes, Chris (England, ?–?)
- Holmes, Mark H. (USA, born 1950)
- Holmgren, Erik Albert (Sweden, 1872–1943)
- Holowinsky, Roman (USA, born 1979)
- Holst, Elling (Norway, 1849–1915)
- Holt, Tim (Britain, born 1943)
- Holtz, Olga (Russia/Soviet Union, born 1973)
- Holwell, John (England, 1649–1680s)
- Hommel, Johann (Germany, 1518–1562)
- Honda, Taira (Japan, 1932–1975)
- D'Hondt, Victor (Belgium, 1841–1901)
- Hönig, Chaim Samuel (Brazil, 1926–2018)
- Honsberger, Ross (Canada, 1929–2016)
- Hood, Thomas (England, 1556–1620)
- Hooker, Reginald Hawthorn (England, 1867–1944)
- Hoole, Rajan (Sri Lanka, ?–?)
- Hooley, Christopher (Britain, 1928–2018)
- Hooper, John (Irish statistician) (Ireland, 1878–1930)
- Hopf, Eberhard (Germany, 1902–1983)
- Hopf, Heinz (Germany/Switzerland, 1894–1971)
- de l'Hôpital, Guillaume (France, 1661–1704)
- Hopkins, Michael J. (USA, born 1958)
- Hopkins, William (England, 1793–1866)
- Hopper, Grace (USA, 1906–1992)
- Horadam, Eleanor Mollie (Britain/Australia, 1921–2002)
- Horadam, Kathy (Australia, born 1951)
- Horiuchi, Annick (France, ?–?)
- Hörmander, Lars (Sweden, 1931–2012)
- Horn, Alfred (USA, 1918–2001)
- Horn, Jakob (Germany, 1867–1946)
- Horn, Roger (USA, born 1942)
- Horn, Susan (USA, ?–?)
- Horne, Rudy (USA, 1968–2017)
- Horner, Johann Kaspar (Switzerland, 1774–1834)
- Horner, William George (England, 1786–1837)
- Hornsby, Thomas (Britain, 1733–1810)
- Horozov, Emil (Bulgaria, born 1949)
- Horrebow, Peder (Denmark, 1679–1764)
- Horrocks, Geoffrey (Britain, 1930s–2012)
- Horrocks, Geoffrey (mathematician) (?, 1930s–2012)
- Horrocks, Jeremiah (?, 1618–1641)
- Horsburgh, Ellice (Britain, 1870–1935)
- Horvath, John (mathematician) (?, 1924–2015)
- Horwitz, Lawrence Paul (USA, born 1930)
- Hoskinson, Charles (?, ?–?)
- Hosoi, Anette (USA, ?–?)
- Hossain, Khandkar Manwar (Bangladesh, 1930–1999)
- Hoste, Paul (France, 1652–1700)
- Hostelet, Georges (Belgium, 1875–1960)
- Hotelling, Harold (USA, 1895–1973)
- Hotz, Günter (Germany, born 1931)
- Hou, Thomas (USA/China, born 1962)
- Hoüel, Jules (France, 1823–1886)
- Hounkonnou, Mahouton Norbert (?, born 1956)
- Householder, Alston Scott (USA, 1904–1993)
- Houston, Kevin (Britain, ?–?)
- van den Hove, Martin (Netherlands, 1605–1639)
- Howard, James (mathematician) (USA, ?–?)
- Howard, John (Scotland, 1753–1799)
- Howard, Louis Norberg (USA, 1929–2015)
- Howard, William Alvin (USA, born 1926)
- Howarth, Leslie (England, 1911–2001)
- Howe, Roger Evans (USA, born 1945)
- Howie, John Mackintosh (Scotland, 1936–2011)
- Howlett, Jack (Britain, 1912–1999)
- Howson, Susan (Britain, born 1973)
- Høyland, Arnljot (Norway, 1924–2002)
- Hoyle, Rebecca (Britain, ?–?)
- Hoyles, Celia (Britain, born 1946)
- Høyrup, Jens (Denmark, born 1943)
- Hrbáček, Karel (Czech Republic, born 1944)
- Hronec, Jur (Slovakia, 1881–1959)
- Hrushovski, Ehud (Israel, born 1959)
- Hsiang, Wu-Chung (China/USA, born 1935)
- Hsiung, Chuan-Chih (USA, 1916–2009)
- Hsu, Pao-Lu (China, 1910–1970)
- Hsu, Pao-sheng (?, ?–?)
- Hu, Dunfu (China, 1886–1978)
- Hu, Sze-Tsen (China, 1914–1999)
- Huang, Hao (mathematician) (?, ?–?)
- Hubbard, John H. (USA, born 1945)
- Huber-Dyson, Verena (Switzerland/USA, 1923–2016)
- Huber-Klawitter, Annette (Germany, born 1967)
- Huber, Daniel (Switzerland, 1768–1829)
- Huckel, Vera (USA, ?–?)
- Huckleberry, Alan (USA, born 1941)
- ibn Hud, Yusuf al-Mu'taman (Medieval Arabia, ?–?)
- Hudde, Johannes (Netherlands, 1628–1704)
- Hudson, Anne Lester (USA, ?–?)
- Hudson, Hilda Phoebe (England, 1881–1965)
- Hudson, John (England, 1773–1843)
- Hudson, R. W. H. T. (England/Britain, 1876–1904)
- Hudson, Robin Lyth (Britain, born 1940)
- an Huef, Astrid (New Zealand, ?–?)
- Huergo, Luis (Argentina, 1837–1913)
- Hues, Robert (England, 1553–1632)
- Huff, Darrell (USA, 1913–2001)
- Huffel, Sabine Van (Belgium, born 1958)
- Huffman, David A. (USA, 1925–1999)
- Hughes-Oliver, Jacqueline (USA, ?–?)
- Hughes, Eric (cypherpunk) (USA, ?–?)
- Hughes, Rhonda (USA, born 1947)
- Hughston, Lane P. (USA, born 1951)
- Hugine, Jr., Andrew (USA, born 1949)
- Hugoniot, Pierre Henri (France, 1851–1887)
- Huh, June (South Korea/USA, born 1983)
- Huhn, András P. (Hungary, 1947–1985)
- Hui, Jack (Hong Kong, born 1988)
- Hui, Liu (China, born 3rd century)
- Hui, Yang (Medieval China, 1238–1298)
- Huisgen-Zimmermann, Birge (Germany, ?–?)
- Huisken, Gerhard (Germany, born 1958)
- Hulek, Klaus (Germany, born 1952)
- Hull, Tom (?, ?–?)
- de Hulst, Hendrik van (Netherlands, 1918–2000)
- Hultsch, Friedrich (Germany, 1833–1906)
- Humbert, Marie Georges (France, 1859–1921)
- Humbert, Pierre (France, 1891–1953)
- Hume, James (Scotland, ?–?)
- Humphreys, James E. (USA, 1939–2020)
- Humphreys, Mabel Gweneth (Canada/USA, 1911–2006)
- Hund, Gerhard (Germany, born 1932)
- Huneke, Craig (USA, born 1951)
- Hungerford, Thomas W. (USA, 1936–2014)
- Hunsicker, Eugénie (Britain, ?–?)
- Hunt, Fern (USA, born 1948)
- Hunt, Gilbert (USA, 1916–2008)
- Hunt, Richard Allen (USA, 1937–2009)
- Hunter, Bobbie (New Zealand, ?–?)
- Hunter, David Lee (?, 1933–2021)
- Hunter, Louise Stokes (?, ?–1988)
- Hunter, William (USA, 1937–1986)
- Hunter, William Wilson (Scotland, 1840–1900)
- Huntington, Edward Vermilye (USA, 1874–1952)
- Hunyady, Jenő (Hungary, 1838–1889)
- Huppert, Bertram (Germany, born 1927)
- Huppert, Herbert (Australia, born 1943)
- Hurewicz, Witold (Poland, 1904–1956)
- Hurst, Charles Angas (Australia, 1923–2011)
- Hurst, George Samuel (USA, 1927–2010)
- Hurtubise, Jacques (Canada, born 1957)
- Hurwitz, Adolf (Germany, 1859–1919)
- Hurwitz, Wallie Abraham (USA, 1886–1958)
- Husemoller, Dale (USA, born 1933)
- Huseynov, Ashraf (Azerbaijan, 1907–1981)
- Husimi, Kôdi (Japan, 1909–2008)
- Hušková, Marie (Czech Republic, born 1942)
- Husserl, Edmund (Germany, 1859–1938)
- Hutchings, Michael (USA, ?–?)
- Hutchinson, Col (Australia, ?–?)
- Hutchinson, Joan (USA, born 1945)
- Hutchinson, John Irwin (USA, 1867–1935)
- Hutton, Charles (England, 1737–1823)
- Huxley, Martin (Britain, born 1944)
- Huybrechts, Daniel (Germany, born 1966)
- Huygens, Christiaan (Netherlands, 1629–1695)
- Huzita, Humiaki (Japan/Italy, 1924–2005)
- Huzurbazar, V. S. (India, 1919–1991)
- Hyland, Martin (England, ?–?)
- Hyman, James (Mac) (USA, born 1950)
- Hyman, R. Anthony (?, 1928–2011)
- Hymers, John (England, 1803–1887)
- Hypatia (Ancient Greece, ?–415)
- Hypatia of Alexandria (Ancient Greece, 370–415)
- Hypsicles (Ancient Greece, 190s BC–120s BC)