Ayumi Morita (森田 あゆみ, Morita Ayumi?, born March 11, 1990 in Ōta, Gunma, Japan) is a Japanese female tennis player. She reached her career-high ranking of 65th in the world on June 15, 2009 and as such is currently the second highest ranked Japanese player in the world, after Ai Sugiyama (ranked 40th), and the sixth overall in Asia. At junior level, she reached a career high ranking of No. 3.

On September 16, 2008, she beat world No. 19 Ágnes Szávay 6–7 (7–9), 7–5, 6–4 in the Toray Pan Pacific Open.

On January 5, 2009, Morita upset former Wimbledon quarterfinalist Michaella Krajicek in the final round of qualifying to reach the main draw of the ASB Classic in Auckland, New Zealand. She faced third set deficits in all three of her qualifying matches, including a 4-1 deficit in her first match against Katie O'Brien.