3,344 articles
Olga Sukharnova
Olga Sukharnova (Ольга Леонидовна Сухарнова), born 1955, Soviet center; two Olympic basketball golds (1976, 1980), two world titles, nine European titles, Spartak Moscow Oblast, later French champion and 2000 Hall of Fame inductee.
Olga Zubareva
Olga Zubareva (Ольга Валентиновна Зубарева), born 1958 in Tashkent, Ukrainian Soviet handball line player; 1980 Olympic gold with USSR, 1982 world champion, Spartak Kyiv 1976–85. Not the researcher or other namesakes.
Olimpia Milano
Olimpia Milano (EA7 Emporio Armani Milan), Italian basketball club founded 1936, most successful in Italy: 3 EuroLeague titles (1966, 1987, 1988), record scudetti, Armani-owned since 2008, plays at the Mediolanum Forum, Assago.
Oliver Miller
Oliver Miller, "Big O" (1970-2025), American NBA center from Fort Worth, Arkansas star, 1990 Final Four, drafted 22nd by Phoenix in 1992, 1993 Finals, heaviest NBA player, died at 54.
Olivia Babcock
Olivia Babcock, Pitt Panthers right side/opposite (6-4, Los Angeles, Sierra Canyon HS), two-time AVCA National Player of the Year (2024, 2025), 2023 AVCA National Freshman of the Year, ACC Female Athlete of the Year, US Women's National Team opposite.
Olivier Girault
Olivier Girault, born 1973 in Pointe-à-Pitre, Guadeloupe, is a French handball left wing, 243-cap international, captain of the 2008 Olympic champions, and LNH president 2018-2020, later UNSS national director.
Olivier Nkamhoua
Olivier Nkamhoua, Finnish power forward (2.03 m, born 2000, Helsinki), ex-Tennessee and Michigan NCAA player, played for Niners Chemnitz and Varese, signed by FC Barcelona in 2026, 50-cap Finland international.
Olivier Rioux
Olivier Rioux, 7'9" (2.36 m) Canadian center for the Florida Gators, Guinness tallest teenager, tallest player in NCAA history; redshirted 2024-25 title season, debuted November 2025.
Olof van der Meulen
Olof van der Meulen (Roelof Antonius van der Meulen, born 1968, Sneek) is a Dutch volleyball opposite hitter, 202 cm, with 255 caps; Olympic silver 1992 Barcelona and gold 1996 Atlanta, European champion 1997, later a coach.
Olympiacos B.C.
Olympiacos B.C. (ΟΛΥΜΠΙΑΚΟΣ), basketball section of the Piraeus multi-sport club founded 1925; four EuroLeague titles (1997, 2012, 2013, 2026), sixteen Greek championships, plays at Peace and Friendship Stadium, Piraeus.
Omaha Supernovas
Omaha Supernovas, professional women's indoor volleyball team in Omaha, Nebraska, playing at CHI Health Center; founded 2023, inaugural PVF champions 2024, now a founding Major League Volleyball franchise.
Omari Spellman
Omari Spellman, born 1997 in Cleveland, is an American forward/center, 2018 Villanova NCAA champion and BIG EAST Freshman of the Year, drafted 30th overall by Atlanta, with NBA stints at the Hawks, Warriors, Timberwolves, and Knicks.
Omni Coliseum
Omni Coliseum: 16,500-seat indoor arena in downtown Atlanta, opened 1972, home of the NBA Hawks and NHL Flames (1972-1980), 1996 Olympic volleyball venue; Cor-Ten steel arena demolished 1997 for Philips Arena.
Omri Casspi (עומרי משה כספי)
Omri Casspi (עומרי כספי), born 1988 in Holon, Israeli forward; first Israeli drafted in the NBA first round (23rd, Kings, 2009) and first to play in the NBA; 588 games, 7 teams, 2018 Warriors ring.
Onuralp Bitim
Onuralp Bitim (born 1999, Kadıköy, Turkey) is a Turkish forward for Fenerbahçe and Turkey's national team; former Chicago Bulls player, 2022-23 All-EuroCup Second Team with Bursaspor.
Onyeka Okongwu
Onyeka Okongwu (born 2000) is an American NBA forward-center for the Atlanta Hawks, drafted sixth overall in 2020 from USC, now the Hawks' starting center averaging 15.4 points in 2025-26.
Original Celtics
Original Celtics, New York Celtics, early professional basketball team (1914-41) based in New York; barnstormed 193-11-1, won ABL titles 1926-27, pioneered post play and zone defense; unrelated to Boston Celtics.
Orlando Magic
Orlando Magic, NBA team founded 1989 in Orlando, Florida; plays at Kia Center in the Southeast Division. Two Finals losses (1995 Shaq/Penny, 2009 Dwight Howard), zero championships, defense-first identity under the DeVos family ownership.
Orlando Valkyries
Orlando Valkyries: professional women's volleyball team in Orlando, Florida, founded 2023, playing at Addition Financial Arena in Major League Volleyball (formerly Pro Volleyball Federation); 2025 PVF champions after a worst-to-first turnaround, distinct from the WNBA's Golden State Valkyries.
Oscar Robertson
Oscar Robertson, the Big O (born 1938), NBA guard for the Cincinnati Royals and Milwaukee Bucks; first player to average a triple-double for a season (1961-62, 30.8/12.5/11.4), 1971 champion, 1964 MVP, and namesake of the 1970 antitrust suit that created NBA free agency.
Oscar Schmidt
Oscar Schmidt (Mão Santa, 1958-2026), Brazilian basketball forward, all-time leading scorer with 49,737 points, Olympic record 55-point game, 1987 Pan Am gold over the USA, never played in the NBA.
Oscar Tshiebwe
Oscar Tshiebwe, born 1999 in the Democratic Republic of the Congo, is a Congolese basketball player for the Houston Rockets and unanimous National Player of the Year at Kentucky in 2022.
Oso Ighodaro
Oso Ighodaro (Osasere Benjamin Ighodaro) is an NBA forward/center for the Phoenix Suns, drafted 40th overall in 2024 out of Marquette, where he set the program field goal percentage record (62.4%).
Otega Oweh
Otega Oweh, NBA guard for the Oklahoma City Thunder; Kentucky and Oklahoma college star drafted 41st overall in 2026 by Miami; ruptured right Achilles in October 2026 preseason, out for 2026-27.
Otto Porter Jr.
Otto Porter Jr. (born 1993) is a retired American NBA forward, third overall pick in 2013 by the Wizards, later Bulls, Magic, Warriors, Raptors, and Jazz; 2022 NBA champion with Golden State, career 10.3 points per game.
Overtime Elite
Overtime Elite (OTE): Atlanta-based professional basketball league and academy for elite players aged roughly 15-20, launched 2021 by Overtime; originally $100,000 minimum salaries, now a scholarship model; alumni include the Thompson twins, Alex Sarr, and Rob Dillingham.
Ovie Soko
Ovie Soko, British basketball forward (born 1991, London), Duquesne standout, Murcia BCL Final Four player, Love Island 2019 star, Great Britain international, London Lions captain, retired 2026.
P. J. Carlesimo
P. J. Carlesimo, or Peter John Carlesimo, is an American former basketball coach who led Seton Hall to the 1989 NCAA title game and coached four NBA teams.
P. J. Tucker
P.J. Tucker (Anthony Leon Tucker Jr., born 1985) is an American NBA forward, 2006 Raptors second-round pick, 2021 Bucks champion, NBA leader in corner 3s, retired 2026.
P. J. Washington
P.J. Washington (Paul Jamaine Washington Jr., born 1998) is an NBA forward for the Dallas Mavericks, formerly the Charlotte Hornets, who drafted him 12th in 2019; traded to Dallas February 8, 2024, he started on the 2024 Finals team.