Mei Ohtani (大谷芽生, Ōtani Mei, born 28 May 2000) is a Japanese rugby sevens player.

[2] Ohtani competed in the 2020 Summer Olympics.

[3] She was named in the Sakura Sevens squad to compete at the 2022 Rugby World Cup Sevens in Cape Town.

[4][5][6] She competed for Japan at the 2024 Summer Olympics in Paris.

[7][8] This Japanese rugby union biography is a stub.