Hiroko Kuwata (Japanese: 桑田寛子; born 18 December 1990) is a Japanese tennis player.
Kuwata has won seven singles and 17 doubles titles on the ITF Women's Circuit. On 9 May 2016, she reached her best singles ranking of world No. 150. On 13 July 2015, she peaked at No. 112 in the doubles rankings.
Kuwata made her WTA Tour debut at the 2014 Citi Open, having entered the qualifying tournament and defeating Sanaz Marand and Stéphanie Dubois for a spot in the main draw. She was thereby pitted against world No. 45 Alison Riske and defeated the American in straight sets, losing five games in the process. It was Kuwata's first main-draw win at the WTA level. She also competed in the doubles event, partnering with Kurumi Nara to defeat Nicola Slater and Emily Webley-Smith in the first round. The Japanese advanced to the final of the event, losing to Shuko Aoyama and Gabriela Dabrowski.