He'll be remembered for his skill AND his courage!
Jason Collins is retiring from the NBA after becoming the first openly gay professional athlete in North America's four major team sports to play in a professional league - which happened with the Brooklyn Nets last season - and he leaves behind an amazing legacy.
He's been playing in the league since 2002. A major accomplishment in its own right!
The 35-year-old played the center position, and announced his retirement from basketball with a letter to Sports Illustrated.
And it's pretty amazing!
Here's what he wrote: