Ouellette, Antoine(1960 - ) Canada
Ouper, Jeffrey(? - ) U.S.A.
Ourkouzounov, Atanas(1970 - ) Bulgaria
Ovejero, Osvaldo Antonio(1960 - ) Austria
Overton, Hall(1920 - 1972) U.S.A.
Ovsepyan, Petros(1966 - ) Azerbaijan
Owen, Harold(1931 - ) U.S.A.
Owen, Jerry(1944 - ) U.S.A.
Owens, Terry Winter(1936 - 2007) U.S.A.
Oxfort, Wolfgang(1955 - )
Ozab, David(1965 - ) U.S.A.
Ozaita Marqués, María Luisa(1939 - 2017) Spain
Ozaki, Toshiyuki(1946 - ) Japan
Özdemir, Tolga(1975 - ) Turkey