Basketball, surnames starting with O: showing 97–117.

• Patrick O'BryantGolden State Warriors, Centre40years old
• Quincy OlivariLos Angeles Lakers, Guard
• RORay OwesGolden State Warriors, Forward
• RORirika OkuyamaJAPAN, Forward
• RORobert O'KelleyMemphis Grizzlies
• RORomero OsbyOrlando Magic, Forward
• Royce O'NealePhoenix Suns, Forward33years old
• Semi OjeleyeLA Clippers, Forward

Professional competitions only. Pick a competition to see everyone who has played in it, with games and seasons, or a club for its full list. Club pages also show the current squad and every former player we hold.