Mayo Hibi (日比 万葉, Hibi Mayo, born 3 April 1996) is a Japanese former professional tennis player.

Over her career, she won eight singles titles and one doubles title on the ITF Women's Circuit.

On 3 February 2020, she reached her best singles ranking of world No.

378 in the WTA doubles rankings.

Hibi won her first $50k tournament at the 2013 FSP Gold River Women's Challenger, defeating Madison Brengle in straight sets in the final.