Risa Ozaki

 is a Japanese tennis player.
Ozaki has won six singles titles on the ITF tour in her career. On 24 April 2017, she reached her best singles ranking of world number 70. On 6 March 2017, she peaked at world number 246 in the doubles rankings.
Ozaki made her WTA tour debut at the 2013 Tashkent Open, having entered the qualifying tournament and defeating Veronika Kapshay and Ksenia Palkina for a spot in the main draw. She was thereby pitted against fellow qualifier Kateryna Kozlova and defeated the Ukrainian in straight sets, simultaneously recording her first main draw win at the WTA level. She was subsequently beaten in the second round; however, she lost to Nastassja Burnett in a final-set tiebreak.