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Jack O'Brien
British
Breon O'Casey
British, b. 1928
Eilis O'Connell
Irish, b. 1953
Evie O'Connor
British, b. 1993
Hughie O'Donoghue
British, b. 1950
Alice O'Malley
American, b. 1962
Niamh O’Malley
Irish, b. 1975
Natalia Ocerin
Spaniard, Spanish citizen
Odili Donald Odita
Nigerian, b. 1966
Magdalene Odundo
Kenyan, b. 1950
Toyin Ojih Odutola
American, b. 1985
Monika Oechsler
German, b. 1960
Albert Oehlen
German, b. 1954
Lucinda Oestreicher
British
Master of the Demidoff Triptych
b. Active first half of the 15th century
Harold Offeh
Ghanaian, b. 1977
Francis Offman
Chris Ofili
British, b. 1968
Abraham Onoriode Oghobase
Nigerian, b. 1979
Olu Ogunnaike
British, b. 1986
Fadekemi Ogunsanya
Nigerian, b. 1995
Lord Ohene Okyerebour
Ghanaian, b. 1990
Shinro Ohtake
Japanese, b. 1955
Hélio Oiticica
Brazilian, 1937-1980
Dawn Okoro
Nigerian, b. 1980
Dawn Okoro
Nigerian, b. 1980
Ayanfe Olarinde
Nigerian, b. 1996
Luis Olaso
Spaniard, Spanish citizen, b. 1986
David Olatoye
Nigerian, b. 1995
Saskia Olde Wolbers
Dutch, b. 1971
Emily Oliveira
American, b. 1990
Jeremy Olson
American, b. 1976
Sola Olulode
Paulina Ołowska
Polish, b. 1976
Andrew Omoding
Ugandan
Nengi Omuku
Nigerian, b. 1987
Kemi Onabule
British, b. 1995
Alvin Ong
Singaporean, b. 1988
Hikari Ono
Japanese, b. 1990
OONA
Italian, b. 2021
Roman Opałka
Polish, 1931-2011
Catherine Opie
American, b. 1961
Julian Opie
British, b. 1958
Kristin Oppenheim
American, b. 1959
Shenece Oretha
Pietro di Francesco degli Orioli
b. 1458
Edgar Orlaineta
Mexican, b. 1972
Gabriel Orozco
Mexican, b. 1962
Chris Orr
British, b. 1943
Chris Orr
British, b. 1943
Pia Ortuño
Costa Rican, b. 1996
Frida Orupabo
Norwegian, b. 1986
Dennis Osadebe
Nigerian, b. 1991
David Osbaldeston
British, b. 1969
Meera Osborne
Oliver Osborne
Femi Oshodi (Moonchile)
Georg Óskar
Icelander, b. 1985
Jiro Osuga
Japanese, b. 1968
Eddie Otchere
Joel Otterson
American, b. 1959
Reinoud Oudshoorn
Dutch, b. 1953
Sanou Oumar
Lydia Ourahmane
Algerian, b. 1992
Robert Overby
American, 1935-1993
Virginia Overton
American, b. 1971
James Owens
British, b. 1995
Laura Owens
American, b. 1970
Myles Oxenford
British, b. 1977
Roy Oxlade
British, b. 1929