People — J
John O'Neill
1943 – 1999
rugby league player
John O'Neill
1932 – 1995
rugby union player
John O'Neill
b. 1973
rugby union player
John O'Neill
1926 – 1999
singer
John O'Neill
1933 – 2022
sociologist
John O'Neill
b. 1948
video game designer
John O. Ngiraked
1932 – 2003
politician
John O. Norrman
1929 – 2013
geographer
John O. Pendleton
1851 – 1916
politician
John O'Quinn
1941 – 2009
lawyer
John O. Reed
1929 – 2012
translator
John O'Regan
1877 – 1940
politician
John O'Reilly
b. 1946
John O'Reilly
b. 1995
baseball player
John O'Reilly
b. 1940
conductor
John O'Reilly
b. 1930
cricketer
John O'Reilly
1908 – 1986
military personnel
John O'Reilly
b. 1951
politician
John O'Reily
1846 – 1915
Catholic priest
John O'Rourke
1945 – 2016
association football player
John O'Rourke
1809 – 1887
John O'Rourke
1849 – 1911
baseball player
John O'Rourke
b. 1992
Gaelic football player
John O'Rourke
judge
John O. Rudene
1850 – 1930
politician
John O. Schwenn
b. 1949
John Ó Seachnasaigh
John O'Shanassy
1818 – 1883
politician
John O'Shaughnessy
politician
John O'Shaughnessy
1927 – 2023
academic
John O'Shea
1920 – 2001
film director
John O'Shea
b. 1981
association football player
John O'Shea
b. 1944
chief executive officer
John O'Shea
b. 1975
darts player
John O'Shea
b. 2000
immunologist
John O'Shea
1876 – 1956
painter
John O'Shea
1940 – 2024
rugby union player
John O. Sheatz
1856 – 1922
politician
John O. Simonds
1913 – 2005
landscape architect
John O. Skinner
1845 – 1932
military personnel
John O. Spencer
1857 – 1947
John O. Stearns
politician
John O. Stinson
civil engineer
John O'Sullivan
politician
John O'Sullivan
b. 2006
association football player
John O'Sullivan
b. 1993
association football player
John O'Sullivan
1918 – 1991
cricketer
John O'Sullivan
engineer
John O'Sullivan
b. 1942
journalist
John O'Sullivan
1901 – 1990
politician
John O'Sullivan
1950 – 2018
rugby league player
John O'Sullivan
b. 1980
rugby union player
John O'Sullivan
1933 – 2023
sport cyclist
John O. Thomas
1867 – 1961
farmer
John O'Toole
1922 – 2010
rugby league coach
John O'Toole
b. 1944
politician
John O'Toole
1931 – 2013
screenwriter
John O. Voll
b. 1936
university teacher
John O. Wehrle
b. 1941
sculptor
John O. Whitehouse
1817 – 1881
politician
John Oakeley
1932 – 2016
sailor
John Oakey
1829 – 1898
politician
John Oakley
1834 – 1890
cleric
John Oakley
1867 – 1946
John Oakley
1925 – 2013
cricketer
John Oakley Maund
1900 – 1902
stockbroker
John Oakman
1748 – 1793
engraver
John Oaksey
1929 – 2012
journalist
John Oates
1793 – 1831
architect
John Oates Bower
1901 – 1981
politician
John Oates
b. 1949
musician
John Obadiah Justamond
1737 – 1786
surgeon
John Obadiah Westwood
1805 – 1893
lepidopterist
John Obafunwa
author
John Oballa Owaa
b. 1958
Catholic priest
John Obaro
b. 1958
businessperson
John Obed Howard
1928 – 1975
boxer
John Obienu
army officer
John Obiero Nyagarama
1946 – 2020
John Oboh
1967 – 2023
John Obuh
b. 1960
association football player
John Ochieng
b. 2003
association football player
John Ochsendorf
b. 1974
engineer
John Ochterlony
1667 – 1742
Anglican priest
John Ockendon
b. 1940
mathematician
John Ockerby
1864 – 1951
politician
John Octavius Johnston
1852 – 1923
curate
John Odaate – Barnor
1937 – 2012
diplomat
John Odam
b. 1943
John Odde
1898 – 1972
athletics competitor
John Oddo
1953 – 2019
pianist
John Odey
1959 – 2018
politician
John Odie
b. 1964
association football player
John Odigie Oyegun
b. 1939
politician
John Odom
1982 – 2008
baseball player
John O’Driscoll
b. 1953
rugby union player
John Oestreicher
1936 – 2011
lawyer
John of Abkhazia
royalty
John of Ajello
presbyter
John of Alexandria
physician