– four-time Olympic champion in discus throw Kevin Ogletree – football player Garrick Ohlsson (born 1948) – classical pianist Keith Olbermann – television sportscaster and commentator Jon Oliva – Savatage singer and keyboardist Chris O'Loughlin (born 1967) – Olympic fencer Eugene O'Neill – playwright Paul O'Neill (1956–2017) – music composer and producer Robert Oppenheimer – physicist; "father of the atomic bomb" Jerry Orbach – actor John Ortiz – actor Lisa Ortiz (born 1974) – actress Bill O'Reilly – former Fox News anchor Adam Ottavino – MLB pitcher for the Boston Red Sox Rick Overton – actor and comedian P P. Diddy (born 1969) – rapper, producer Al Pacino (born 1940) – actor Todd Phillips (born 1970) – filmmaker Saul K. Padover (1905–1981) – historian Alan J. Pakula (1928–1998) – film director, screenwriter, and producer Fanny Purdy Palmer (1839–1923) – author, lecturer, activist Joseph Papp – theater producer, impresario, founder of The Public Theater Cheyenne Parker (born 1992) – WNBA player Rob Parker – sportswriter, TV analyst Lana Parrilla – actress Joe Paterno – football coach James Patterson – novelist Sarah Paulson – actress Josh Peck – actor Jan Peerce (1904–1984) – opera tenor Amanda Peet – actress Richard Pelham – blackface performer Claiborne Pell – Senator from Rhode Island Caroline Pennell – singer-songwriter, musician, and contestant on NBC's The Voice season 5 Sam Perkins – basketball player Alan Robert Pearlman (1925–2019) – engineer, synthesizer manufacturer (ARP Instruments, Inc.) Bernadette Peters – actress, singer Regis Philbin (1931–2020) – actor, entertainer, television personality, and former host of ABC's Who Wants to be a Millionaire? (1999–2002) and Live! with Regis and Kelly (1983–2011) Lip Pike – baseball player, four-time home-run champion John Pleshette – actor Suzanne Pleshette (1937–2008) – actress from Bob Newhart ShowEthel McClellan Plummer (1888–1936) – artist Christopher Poole – creator of websites 4chan and Canvas Networks Pop Smoke (1999–2020) – rapper Ted Post – movie and TV director Neil Postman – author, cultural critic Chaim Potok (1929–2002) – author Bud Powell – jazz pianist Colin Powell – U.S. Army general and U.S. Secretary of State Gary Powell – drummer Joshua Prager – physician Priscilla Presley – actress Prince Royce – singer-songwriter, actor Tito Puente – bandleader Mario Puzo – author Q Q-Tip – rapper R Renee Rabinowitz (1934–2020) – psychologist and lawyer Raekwon – rapper (Wu-tang Clan) Bill Rafferty – comedian Tubby Raskin (1902–1981) – basketball player and coach Joey