Misaki Doi (????, Doi Misaki, born 29 April 1991) is a Japanese professional tennis player.
She is left-handed and uses a two-handed backhand.
Her highest WTA rankings are 30 in singles and 78 in doubles.
Doi reached two junior Grand Slam doubles finals – at Wimbledon in 2007 with Kurumi Nara, and at the Australian Open in 2008, with Elena Bogdan (losing both).
She is managed by Muse Group, a sports marketing agency based in Tokyo.