The Oldest Player to Play in the NBA: Nat Hickey
Credit: via Flickr
The oldest player to play in the NBA is Nat Hickey (also known as Nicola Zarnecich). Hickey played until he was 45 years and 363 days old. He was only TWO days away from turning 46. The next oldest player to play in the NBA was Kevin Willis, who played until he was 44 years and 224 days old.