Mei Ohtani (大谷è½çÂÂ, à Âtani Mei, born 28 May 2000) is a Japanese rugby sevens player.
Ohtani competed in the 2020 Summer Olympics. She was named in the Sakura Sevens squad to compete at the 2022 Rugby World Cup Sevens in Cape Town.
She competed for Japan at the 2024 Summer Olympics in Paris.