Jugadores históricos de la NBA Letra o
Lista de jugadores de la NBA históricos y actuales cuyo apellido empieza por la letra O (En la lista pueden aparecer algunos jugadores que han tenido relación contractual con alguna franquicia aun cuando no hayan llegado a debutar en la NBA). Los jugadores en activo en la NBA u otra liga profesional se listan en azul. Los jugadores en negrita forman parte del Salón de la Fama.
| Nombre | Pos. | Alt. | En la NBA | ||
|---|---|---|---|---|---|
| Desde | Hasta | Temp. | |||
| Charles Oakley | AP/P | 2,06 | 1985 | 2004 | 19 |
| Charles O'Bannon | ES/AL | 1,96 | 1997 | 1999 | 2 |
| Ed O'Bannon | AP | 2,03 | 1995 | 1997 | 2 |
| Fabricio Oberto | P/AP | 2,08 | 2005 | 2011 | 6 |
| John O'Boyle | ES | 1,88 | 1952 | 1953 | 1 |
| Bob O'Brien | AL/AP | 1,93 | 1947 | 1949 | 2 |
| J.J. O'Brien | AL/AP | 2,01 | 2015 | 2016 | 1 |
| Ralph O'Brien | B/ES | 1,76 | 1951 | 1953 | 2 |
| Johnny O'Bryant | P/AP | 2,06 | 2014 | 2018 | 4 |
| Patrick O'Bryant | P | 2,13 | 2006 | 2010 | 4 |
| Daniel Ochefu | P/AP | 2,11 | 2016 | 2017 | 1 |
| Dermie O'Connell | B/ES | 1,83 | 1948 | 1950 | 2 |
| Greg Oden | P | 2,13 | 2008 | 2014 | 3 |
| Lamar Odom | AP/AL | 2,08 | 1999 | 2013 | 14 |
| Andy O'Donnell | B/ES | 1,85 | 1949 | 1950 | 1 |
| Carlos Ogden | AL | 1,98 | 1969 | 1971 | 2 |
| Ralph Ogden | AL | 1,96 | 1970 | 1971 | 1 |
| Alan Ogg | P | 2,18 | 1990 | 1993 | 3 |
| Buddy O'Grady | B/ES | 1,81 | 1946 | 1949 | 3 |
| Don Ohl | ES/B | 1,91 | 1960 | 1970 | 10 |
| Tim Ohlbrecht | P/AP | 2,11 | 2012 | 2013 | 1 |
| Semi Ojeleye | AP/AL | 1,98 | 2017 | 2022 | 5 |
| Emeka Okafor | P | 2,08 | 2004 | 2018 | 10 |
| Jahlil Okafor | P | 2,08 | 2015 | 2021 | 6 |
| Dick O'Keefe | AL/ES | 1,88 | 1947 | 1951 | 4 |
| Tommy O'Keefe | ES/B | 1,88 | 1950 | 1951 | 1 |
| Chuma Okeke | AP/P | 2,03 | 2020 | 2024 | 4 |
| Élie Okobo | B/ES | 1,91 | 2018 | 2020 | 2 |
| Josh Okogie | AL/ES | 1,93 | 2018 | 2024 | 6 |
| Onyeka Okongwu | P/AP | 2,06 | 2020 | 2024 | 4 |
| Mike O'Koren | AL | 2,01 | 1980 | 1988 | 8 |
| Isaac Okoro | AL/AP | 1,98 | 2020 | 2024 | 4 |
| KZ Okpala | AP | 2,03 | 2019 | 2023 | 4 |
| Mehmet Okur | P | 2,11 | 2002 | 2012 | 10 |
| Victor Oladipo | ES/B | 1,93 | 2013 | 2023 | 10 |
| Hakeem Olajuwon | P | 2,13 | 1984 | 2002 | 18 |
| Mark Olberding | AP/AL | 2,03 | 1976 | 1987 | 11 |
| Jawann Oldham | P | 2,13 | 1980 | 1991 | 10 |
| John Oldham | ES/B | 1,90 | 1949 | 1951 | 2 |
| Frank Oleynick | B | 1,88 | 1975 | 1977 | 2 |
| John Olive | AL | 2,00 | 1978 | 1980 | 2 |
| Brian Oliver | ES | 1,93 | 1990 | 1998 | 4 |
| Cameron Oliver | AP | 2,03 | 2020 | 2022 | 2 |
| Dean Oliver | B | 1,81 | 2001 | 2003 | 2 |
| Jimmy Oliver | ES/AL | 1,96 | 1991 | 1999 | 5 |
| Kevin Ollie | B/ES | 1,91 | 1997 | 2010 | 13 |
| Gene Ollrich | B/ES | 1,81 | 1949 | 1950 | 1 |
| Michael Olowokandi | P | 2,13 | 1998 | 2007 | 9 |
| Bud Olsen | AP | 2,03 | 1962 | 1969 | 7 |
| Kelly Olynyk | P/AP | 2,11 | 2013 | 2024 | 11 |
| Grady O'Malley | AL | 1,96 | 1969 | 1970 | 1 |
| Eugene Omoruyi | AP/P | 2,01 | 2021 | 2024 | 3 |
| Jermaine O'Neal | P | 2,11 | 1996 | 2014 | 18 |
| Shaquille O'Neal | P | 2,16 | 1992 | 2011 | 19 |
| Royce O'Neale | AL | 1,93 | 2017 | 2024 | 7 |
| Mike O'Neill | AL | 1,91 | 1952 | 1953 | 1 |
| Miye Oni | AL/ES | 1,96 | 2019 | 2022 | 3 |
| Arinze Onuaku | AP/P | 2,06 | 2013 | 2017 | 3 |
| Chinanu Onuaku | AP | 2,08 | 2016 | 2018 | 2 |
| Kyle O'Quinn | P | 2,05 | 2012 | 2020 | 8 |
| Barry Orms | B | 1,90 | 1968 | 1969 | 1 |
| Johnny Orr | AL | 1,91 | 1949 | 1950 | 1 |
| Louis Orr | AL/AP | 2,03 | 1980 | 1988 | 8 |
| Piculín Ortiz | AP/P | 2,08 | 1988 | 1990 | 2 |
| Daniel Orton | P | 2,08 | 2011 | 2014 | 3 |
| Chuck Osborne | AP | 1,98 | 1961 | 1962 | 1 |
| Romero Osby | AP | 2,03 | ---- | ---- | 0 |
| Kevin O'Shea | ES/B | 1,88 | 1950 | 1953 | 3 |
| Garland O'Shields | ES/AL | 1,85 | 1946 | 1947 | 1 |
| Cedi Osman | AP/AL | 2,01 | 2017 | 2024 | 7 |
| Wally Osterkorn | AL/AP | 1,96 | 1951 | 1955 | 4 |
| Greg Ostertag | P | 2,18 | 1995 | 2006 | 11 |
| Dan O'Sullivan | P | 2,08 | 1990 | 1996 | 4 |
| Matt Othick | B | 1,88 | 1992 | 1993 | 1 |
| Don Otten | P | 2,08 | 1949 | 1953 | 4 |
| Mac Otten | AP/P | 2,01 | 1949 | 1950 | 1 |
| Daniel Oturu | P | 2,08 | 2020 | 2022 | 2 |
| Yakuba Ouattara | ES | 1,91 | ---- | ---- | 0 |
| Kelly Oubre | AL/AP | 1,98 | 2015 | 2024 | 9 |
| Bo Outlaw | AP | 2,03 | 1993 | 2008 | 15 |
| Travis Outlaw | AL/AP | 2,06 | 2003 | 2014 | 11 |
| Claude Overton | ES | 1,88 | 1952 | 1953 | 1 |
| Doug Overton | B/ES | 1,91 | 1992 | 2004 | 11 |
| Andre Owens | B | 1,93 | 2005 | 2008 | 2 |
| Billy Owens | AL/ES | 2,06 | 1991 | 2001 | 10 |
| Chris Owens | AP | 2,00 | 2002 | 2003 | 1 |
| Eddie Owens | AL | 2,01 | 1977 | 1978 | 1 |
| Jim Owens | AL | 1,96 | 1973 | 1975 | 2 |
| Keith Owens | AL | 2,01 | 1991 | 1992 | 1 |
| Larry Owens | AL | 2,01 | 2010 | 2012 | 2 |
| Red Owens | ES/AL | 1,91 | 1949 | 1952 | 2 |
| Tariq Owens | AP/P | 2,08 | 2019 | 2020 | 1 |
| Tom Owens | P/AP | 2,08 | 1976 | 1983 | 7 |
| Ray Owes | AP | 2,05 | 1996 | 1997 | 1 |
| Olumide Oyedeji | P | 2,08 | 2000 | 2003 | 3 |