People — O
Otto Thott Fritzner Müller
1864 – 1944
politician
Otto Thuneberg
1865 – 1941
politician
Otto Tibulski
1912 – 1991
association football player
Otto Tief
1889 – 1976
politician
Otto Tiemann
1890 – 1952
military personnel
Otto Tiitinen
b. 2008
association football player
Otto Toeplitz
1881 – 1940
mathematician
Otto Toivonen
1884 – 1977
politician
Ottó Tolnai
1940 – 2025
poet
Otto Torgersen
1910 – 2000
architect
Ottó Török
b. 1937
modern pentathlete
Otto Torvik
1901 – 1988
missionary
Otto Toto Sugiri
b. 1953
businessperson
Otto Trefný
1932 – 2019
politician
Otto Tregonan
1301 – 1439
politician
Otto Treider
1856 – 1928
head teacher
Otto Treßler
1871 – 1965
stage actor
Otto Trieloff
1885 – 1967
athletics competitor
Otto Truchsess von Waldburg
1514 – 1573
university teacher
Otto Tschirch
1858 – 1941
archivist
Otto Tschudi
b. 1949
alpine skier
Otto Tschumi
1904 – 1985
painter
Otto Tucker
1923 – 2015
Otto Tumlirz
1890 – 1957
psychologist
Otto Tunmann
1867 – 1919
pharmacologist
Otto Ubbelohde
1867 – 1922
illustrator
Otto Ude
1911 – 1987
Otto Ule
1820 – 1876
writer
Otto Ullrich
1894 – 1957
university teacher
Otto Ulseth
b. 1957
sports journalist
Otto Unverdorben
1806 – 1873
chemist
Otto Urban
1877 – 1947
executive
Otto V, Duke of Bavaria
1346 – 1379
sovereign
Otto V, Duke of Brunswick-Lüneburg
1439 – 1471
aristocrat
Otto V, Margrave of Brandenburg-Salzwedel
1246 – 1298
writer
Otto V or III, Duke of Bavaria
1261 – 1312
politician
Otto V. Pence
1882 – 1936
politician
Otto Valstad
1862 – 1950
writer
Otto van Koppenhagen
1895 – 1978
cellist
Otto van Rees
1884 – 1957
painter
Otto van Rees
1823 – 1892
politician
Otto van Veen
1556 – 1629
painter
Otto van Verschuer
1927 – 2014
politician
Ottó Váradi
1948 – 2000
association football player
Otto Vélez
b. 1950
baseball player
Otto Vellingk the Younger
1649 – 1708
politician
Otto Veraguth
1870 – 1944
neurologist
Otto Vergaerde
b. 1994
sport cyclist
Otto Verhagen
1919 – 2003
painter
Otto Vernon Darbishire
1870 – 1934
botanist
Otto VI, Count of Tecklenburg
1350 – 1388
Otto VI, Margrave of Brandenburg-Salzwedel
1264 – 1303
ruler
Otto VI or IV, Duke of Bavaria
1307 – 1334
sovereign
Otto Vieira
1921 – 1991
association football coach
Otto VII, Count of Tecklenburg
1400 – 1450
Otto VIII, Count of Hoya
1530 – 1582
Graf
Otto Vincent Lange
1797 – 1870
politician
Otto Vincon
1906 – 1945
Ottó Vincze
b. 1974
association football player
Otto Virtanen
b. 2001
tennis player
Otto Voge
1419 – 1475
politician
Otto Vogel
1899 – 1969
baseball player
Otto Vogl
1927 – 2013
chemist
Otto Voit
1845 – 1906
Otto Vokaty
1909 – 1966
American football player
Otto Völckers
1888 – 1957
architect
Otto Volger
1822 – 1897
geologist
Otto Völker
1893 – 1945
association football player
Otto Vollbehr
1869 – 1946
chemist
Otto von Below
1857 – 1944
military officer
Otto von Bismarck
1815 – 1898
politician
Otto von Böhtlingk
1815 – 1904
linguist
Otto von Bolschwing
1909 – 1982
merchant
Otto von Botenlauben
1177 – 1245
Minnesänger
Otto von Brandenstein
1865 – 1945
military personnel
Otto von Bressensdorf
entrepreneur
Otto von Bülow
1911 – 2006
military personnel
Otto von Bülow
1827 – 1901
diplomat
Otto von Büren
1822 – 1888
politician
Otto von Camphausen
1812 – 1896
politician
Otto von Corvin
1812 – 1886
war correspondent
Otto von der Gablentz
1930 – 2007
diplomat
Otto von Diederichs
1843 – 1918
military personnel
Otto von Erdmannsdorff
1888 – 1978
diplomat
Otto von Etzel
1860 – 1934
diplomat
Otto von Feldmann
1873 – 1945
politician
Otto von Fieandt
1762 – 1823
military officer
Otto von Friesen
1870 – 1942
linguist
Otto von Fürth
1867 – 1938
chemist
Otto von Garnier
1859 – 1947
military officer
Otto von Gerlach
1801 – 1849
theologian
Otto von Gierke
1841 – 1921
jurist
Otto von Guericke
1602 – 1686
physicist
Otto von Habsburg
1912 – 2011
politician
Otto von Kerpen
1200 – 1208
Otto von Knobelsdorff
1886 – 1966
military personnel
Otto von Kotzebue
1787 – 1846
explorer
Otto von Limburg-Styrum
1620 – 1679
military personnel
Otto von Littrow
1843 – 1864
physicist
Otto von Lonsdorf
1200 – 1265
inquisitor