Mai Yamamoto (山本麻衣, Yamamoto Mai, born October 23, 1999) is a Japanese professional basketball player who plays for Toyota Antelopes of the Women's Japan Basketball League.

[2] She also plays for Japan women's national 3x3 team.

She brought the U23 national team to a gold medal at the FIBA 3x3 Under-23 World Cup in Lanzhou, and was named the tournament MVP and shoot-out contest gold medalist.

[3][4][5][6] This was Japan's very first world title in basketball.

On February 5, 2025, Mai Yamamoto signed a contract with the Dallas Wings of the American WNBA.