Allisha Gray was named to the 2020 USA Basketball 3x3 Olympic Qualifying Team on Feb. 17, 2020, and she will help the USA try and qualify for the Tokyo Olympic Games 3x3 competition at the FIBA 3x3 Olympic Qualifying Tournament May 26-30, 2021, in Austria, where an Olympic berth will go to the top three finishing teams.

Allisha Gray’s first experience with USA Basketball was at the 2015 USA Pan American Games and World University Games Team Trials.

Allisha Gray participated in the USA National Team’s 2018 spring training camp in Seattle and in the 2018 winter training camp in Columbia, South Carolina.

Allisha Gray aided the USA White Team to a 100-75 victory over the USA Red Team in an intrasquad exhibition during the 2018 USA World Cup Team training camp in South Carolina. She scored 13 points and added four rebounds and one assist in the game.

Allisha Gray helped the 2018 USA National Team to a 2-0 exhibition record.

Allisha Gray competed in the USA National Team's four-game NCAA tour in November 2019, during which time she aided the USA to a 3-1 record and averaged 5.5 points per game.

After sitting out the 2015-16 NCAA season, Allisha Gray averaged 13.2 points, 5.0 rebounds and 2.5 assists per game to help lead the University of South Carolina to the 2017 NCAA Championship.