Namesakes
Adolf Anderssen
(middle name Ernst) (m) 1818-1879 
Notable Athletes (chess)
Adolf von Strümpell
(a.k.a. Ernst) (m) 1853-1925
Notable Scientists and Inventors
Ernst Casimir of the Netherlands
(m) 1822
Other Royalty 1822 Netherlands (prince)
Ernst Abbe
(m) 1840-1905
Notable Scientists and Inventors
Ernst Brenner
(m) 1856-1911
Swiss Presidents 1901; 1908
Ernst Brugger
(m) 1914-1998
Swiss Presidents 1974
Ernst Chain
(m) 1906-1979
Nobel Prize Winners 1945 (medicine)
Ernst Fast
(m) 1881-1959
Olympic Medalists 1900 marathon (bronze)
Ernst Otto Fischer
(m) 1918-2007
Nobel Prize Winners 1973 (chemistry)
Ernst Haeckel
(m) 1834-1919
Notable Scientists and Inventors
Ernst Happel
(m) 1925-1992
Notable Athletes (soccer)
Ernst-Paul Hasselbach
(m) 1966-2008
Notable Actors and Entertainers (presenter)
Ernst Hirsch Ballin
(m) 1950-
Notable Politicians and Statespeople
E. T. A. Hoffmann
(a.k.a. Ernst) (m) 1776-1822
Notable Writers
Ernst Hoppenberg
(m) 1878-1937
Olympic Medalists 1900 swimming - 200 m backstroke; swimming - 200 m team (gold)
Ernst Jünger
(m) 1895-1998
Notable Writers
Ernst Ludwig Kirchner
(m) 1880-1938
Notable Artists
Ernst-Joachim Küppers
(m) 1942-
Olympic Medalists 1964 swimming - 4x100 m medley relay (silver)
Ernst Larsen
(m) 1926-2015
Olympic Medalists 1956 3000 m steeplechase (bronze)
Ernst Lubitsch
(m) 1892-1947
Notable Filmmakers
Ernst Mach
(m) 1838-1916
Notable Scientists and Inventors
Ernst Marischka
(m) 1893-1963
Notable Filmmakers
Ernst Nobs
(m) 1886-1957
Swiss Presidents 1949
Ernst Ruska
(m) 1906-1988
Nobel Prize Winners 1986 (physics)
Notable Scientists and Inventors
Ernst Schultz
(m) 1879-1906
Olympic Medalists 1900 400 m (bronze)
Ernst Streeruwitz
(m) 1874-1952
Austrian Chancellors and Presidents 1929 (chancellor)
Ernst Thälmann
(m) 1886-1944
Notable Activists and Revolutionaries
Notable Politicians and Statespeople
Ernst Trygger
(m) 1857-1943
Swedish Prime Ministers 1923-1924
Ernst Wetter
(m) 1877-1963
Swiss Presidents 1941
Ernst Wide
(m) 1888-1950
Olympic Medalists 1912 3000 m team (silver)
Ferdinand Minding
(a.k.a. Ernst) (m) 1806-1885
Notable Philosophers and Thinkers
Friedrich Heinrich of Prussia
(middle name Ernst) (m) 1874-1940
Other Royalty 1874-1940 Prussia (prince)
Friedrich Wilhelm of Prussia
(middle name Ernst) (m) 1880-1925
Other Royalty 1880-1925 Prussia (prince)
Friedrich Leopold of Prussia
(middle name Ernst) (m) 1895-1959
Other Royalty 1895-1959 Prussia (prince)
Georg of Prussia
(middle name Ernst) (m) 1826-1902
Other Royalty 1826-1902 Prussia (prince)
Göte Hagström
(a.k.a. Ernst) (m) 1918-2014
Olympic Medalists 1948 3000 m steeplechase (bronze)
Heinrich of Mecklenburg-Schwerin
(middle name Ernst) (m) 1876-1934
Other Royalty 1901-1934 Netherlands (prince consort)
Hoimar von Ditfurth
(middle name Ernst) (m) 1921-1989
Notable Writers
Joachim Albrecht of Prussia
(middle name Ernst) (m) 1876-1939
Other Royalty 1876-1939 Prussia (prince)
John Steinbeck
(middle name Ernst) (m) 1902-1968
Nobel Prize Winners 1962 (literature)
Notable Writers
Pulitzer Award Winners 1940 The Grapes of Wrath
Louis-Philippe of Belgium
(middle name Ernst) (m) 1833-1834
Other Royalty 1833-1834 Belgium (prince)
Richard Dix
(a.k.a. Ernst) (m) 1893-1949
Notable Actors and Entertainers (actor)
Thorsten Kaye
(middle name Ernst) (m) 1966-
Notable Actors and Entertainers (actor)
Waldemar of Prussia
(middle name Ernst) (m) 1868-1879
Other Royalty 1868-1879 Prussia (prince)
Werner von Siemens
(a.k.a. Ernst) (m) 1816-1892
Notable Scientists and Inventors
Wilhelm of Prussia
(middle name Ernst) (m) 1882-1951
Other Royalty 1882-1918; 1882-1951 German Empire; Prussia (prince)
Willy Brandt
(middle name Ernst) (m) 1913-1992
German Chancellors and Presidents 1969-1974 (chancellor)
Nobel Prize Winners 1971 (peace)
Wim Wenders
(a.k.a. Ernst) (m) 1945-
Notable Filmmakers