// Workers AI · dad joke modeWhat did Leonhard eat? A euler muffin.

Leonhard is a German male given name and surname also used in other Germanic languages, as well as Estonian, sharing the same origin as English Leonard. Notable people with the name include:

Given name

• Alfred Leonhard Maluma (1955–2021), Tanzanian Roman Catholic prelate
• Alfred Leonhard Tietz (1883–1941), German entrepreneur
• Anton Leonhard Franzen (1896–1968), German lawyer and Nazi politician
• Arne Leonhard Nilsen (1893–1957), Norwegian politician
• Artur Leonhard Kasterpalu (1897–1942), Estonian politician
• Benedikt Maria Leonhard von Werkmeister (1745–1823), German Roman Catholic theologian
• Diederich Franz Leonhard von Schlechtendal (1794–1866), German botanist
• Dieterich Leonhard Oskamp (1756–1803), Dutch natural historian and author
• Friedrich Georg Leonhard Miedke (1803–1842), German actor, singer, composer, theatre director, painter and author
• Fritz Leonhard Redlich (1892–1978) was a German businessman and economic historian
• Hans Leonhard Schäufelein (c. 1480–1540), German painter and woodcuts designer
• Heinrich Leonhards Skuja (1892–1972), Latvian botanist
• Johann Leonhard Dober (1706–1766), German missionary
• Johan Leonhard Fix (1735–1807), German-Danish merchant and colonial governor
• Johann Leonhard Frisch (1666–1743), German linguist, entomologist and ornithologist
• Johann Leonhard Hug (1765–1846), German Roman Catholic theologian, orientalist and biblical scholar
• Johann Leonhard Pfaff (1775–1848), German Roman Catholic prelate
• Johann Leonhard Raab (1825–1899), German printmaker and painter
• Johann Leonhard Rost (1688–1727), German astronomer and author
• Karl Dietrich Leonhard Engel (1824–1913), German musician and author
• Karl Leonhard Reinhold (1757–1823), Austrian philosopher
• Leonhard Adelt (1881–1945), German translator and author
• Leonhard Agtstein (fl. 1472–1491), Swiss compositor
• Leonhard Baldner (1612–1694), Strasbourg German fisherman and naturalist
• Leonhard Baumeister (1904–1972), German politician
• Leonhard Beck (c. 1480–1542), German painter and woodcuts designer
• Leonhard Blasius (died 1644), Danish architect
• Leonhard Graf von Blumenthal (1810–1900), officer of the Prussian Army and the Imperial German Army
• Leonhard von Call (1767–1815), Austrian composer and virtuoso
• Leonhard Christian Borchgrevink Holmboe (1802–1887), Norwegian Lutheran minister and politician
• Leonhard Deininger (1910–2002), German politician
• Leonhard Dientzenhofer (1660–1707), German builder and architect
• Leonhard Drach (1903–1996), German jurist and convicted war criminal
• Leonhard von Eck (1480–1550), Chancellor of Bavaria
• Leonhard Ennen (1820–1880), German Roman Catholic theologian, historian and archivist
• Leonhard Euler (1707–1783), Swiss mathematician and physicist
• Leonhard Frank (1882–1961), German author
• Leonhard Fredrik Rääf (1786–1872), Swedish folklorist, historian and politician
• Leonhard Fronsperger (c. 1520–1575), German soldier and author
• Leonhart Fuchs (1501–1566), German physician and botanist
• Leonhard Gall (1884–1952), German architect
• Leonhard Gey (1838–1894), German history painter and art professor
• Leonhard Grill, Austrian experimental physicist and academic
• Leonhard of Gorizia (1440–1500), Count of Gorizia/Görz
• Leonhard Haas (born 1982), German retired footballer
• Leonhard Haeger (1867–1977), American architect
• Leonhard Harding (born 1936) German historian and scholar in African studies
• Leonhard Haskel (1872–1923), German actor and drama teacher
• Leonhard Helmschrott (1921–2011), German journalist and politician
• Leonhard von Hohenhausen (1788–1872), German military and war minister
• Leonhard Hutter (1563–1616), German Lutheran theologian
• Leonhard Käär (1904–1963), Estonian politician
• Leonhard Kaiser (1480–1527), German Lutheran theologian and reformer
• Leonhard Kass (1911–1985), Estonian footballer
• Leonhard Kaufmann (born 1989), Austrian footballer
• Leonhard Kaupisch (1878–1945), German general
• Leonhard von Keutschach (c. 1442–1519), Prince-Archbishop of Salzburg
• Leonhard Kleber (c. 1495–1556), German organist and composer
• Leonhard Koeppe (1884–1969), German ophthalmologist
• Leonhard Kohl von Kohlenegg (1834–1875), Austrian actor and author
• Leonhard Kubizek (born 1963), Austrian musician and director
• Leonhard Kukk (1906–1941) Estonian weightlifter
• Leonhard von Laiming (1381–1451), German Roman Catholic prelate
• Leonhard Lapin (1947–2022), Estonian architect, artist, historian and poet
• Leonhard Lechner (c. 1553–1606), German composer, kapellmeister, tenor and music editor
• Leonhard Ludwig Finke (1747–1837), German physician
• Leonhard Machu (1909–1967), Austrian footballer
• Leonhard Mahlein (1921–1985), German trade unionist
• Leonhard Merzin (1934–1990), Estonian actor
• Leonhard Münst (born 2002), German footballer
• Leonhard Nagenrauft (1938–2017), German luger
• Leonhard Päminger (1495–1567), Austrian-German Lutheran theologian, poet and composer
• Leonhard Pföderl (born 1993), German ice hockey player
• Leonhard Pohl (1929–2014), German athlete
• Léonhard Quaglia (1896–1961), French ice hockey player and speed skater
• Leonhard Ragaz (1868–1945), Swiss Reformed theologian
• Leonhard Rauwolf (1535–1596), German physician and botanist
• Leonhard Reichartinger (died 1396), German Crusader
• Leonhard Romeis (1854–1904), German architect
• Leonhard Schiemer ({{c.|1500–1528), German Anabaptist author and martyr
• Leonhard Schmitz (1807–1890), Prussian-British classical scholar and author
• Leonhard Schröter (c. 1532– c. 1601), German Renaissance choirmaster, teacher and composer
• Leonhard Schultze-Jena (1872–1955), German explorer, zoologist and anthropologist
• Leonhard Seiderer (1895–1940), German footballer
• Leonhard Seppala (1877–1967), Norwegian-Kven-American sled dog breeder, trainer and musher
• Leonhard Sohncke (1842–1897), German mathematician, physicist and mineralogist
• Leonhard von Spengel (1803–1880), German classical scholar
• Leonhard Stejneger (1851–1943), Norwegian-American ornithologist, herpetologist and zoologist
• Leonhard Stock (born 1958), Austrian alpine ski racer
• Leonhard von Stryk (1834–1882), a Baltic German historian and author
• Leonhard Thurneysser (1531–c. 1595), Swiss-German scholar and miracle doctor
• Leonhard Tietz (1849–1914), German entrepreneur and art collector
• Leonhard Vahter (1896–1983), Estonian politician
• Leonhard Viljus (1904–1970), Estonian sport shooter
• Leonhard Wächter (1762–1837), German historian and author
• Leonhard Waitl (1939–2010), German ice hockey player
• Leonhard Weiß (1907–1981), German footballer
• Leonhard Wilhelm Johann Neuman (1885–1933), Estonian musician, choir director, singer and diplomat
• Peter Leonhard Braun (born 1929), German author and radio producer
• Peter Leonhard Gianelli (1767–1807), Danish medallist and sculptor

Surname

• Charles Leonhard (1915–2002), American music educator and academic
• Daniel Leonhard (born 1972), German sports shooter
• Dave Leonhard (born 1941), American baseball player
• Elke Leonhard (1949–2025), German politician
• Florian Leonhard (born 1963), German-British violin maker and restorer
• Gerd Leonhard, German futurist, speaker and author
• Glenn Leonhard (born 1954), Canadian footballer
• Gottfried Leonhard (1895–1983), German politician
• Gustav von Leonhard (1816–1878), German mineralogist and geologist
• Jim Leonhard (born 1982), American football coach and former player
• Jörn Leonhard (born 1967), German historian and professor
• Karl Leonhard (1904–1988), German psychiatrist
• Karl Cäsar von Leonhard (1779–1862), German mineralogist and geologist
• Melanie Leonhard (born 1977), German historian and politician
• Rudolf Leonhard (1889–1953), German author and communist activist
• Wolfgang Leonhard (1921–2014), German author and historian

See also

• All pages with titles beginning with Leonhard
• All pages with titles containing Leonhard
• Leonard § Variations
• Leonard (disambiguation)
• Sankt Leonhard (disambiguation)