Claes Oldenburg (American, 1929–2022) Jules Olitski (American, 1922–2007) Nathan Oliveira (American, 1928–2010) Julian Opie (British, born 1958) Catherine Opie (American, born 1961) Opie Meret Oppenheim (Swiss, 1913–1985) Dennis Oppenheim (American, 1938–2011) Deborah Oropallo (American, born 1954) Gabriel Orozco (American/Mexican, born 1962) José Clemente Orozco (Mexican, 1883–1949) George Earl Ortman (American, 1926–2015) Anders Osterlind (French, 1887–1960) Dan Ostermiller (American, born 1956) George Demont Otis (American, 1879–1962)
Tom Otterness (American, born 1952) Arthur Ou (Taiwanese) Yigal Ozeri (Israeli, born 1958) Wolfgang Paalen (Austrian/Mexican, 1907–1959) Stephen S. Pace (American, 1918–2010) Trevor Paglen (American, born 1974) Teresa Pagowska (Polish, 1926–2007) Mimmo Paladino (Italian, born 1948) Siddharth Parasnis (Indian, born 1977) Charlotte Park (American, 1918–2010) David Park (American, 1911–1960) Ray Parker (American, 1922–1990) Gordon Parks (American, 1912–2006) José Parlá (American, born 1973) Martin Parr (British, born 1952)
