Basketball 3x3 is making its Olympic debut at the Tokyo Games this summer. The rosters for each participating country are not yet set in stone, but the U.S. Olympic Qualifying Teams for the men and women serve as good indicators of who may be representing the United States in Japan.

The men's players currently on the U.S. Olympic Qualifying Team are as follows.

- Canyon Barry
- Robbie Hummel
- Dominique Jones
- Kareem Maddox

The women's current roster for the Olympic Qualifying Tournament is as follows.

- Stefanie Dolson
- Allisha Gray
- Kelsey Plum
- Katie Lou Samuelson