Yui Hatano (波多野 結衣, Hatano Yui, born May 24, 1988) is a Japanese AV actress from Kyoto Prefecture who belongs to T-Powers. Her height is 1.63 m (S type) and her body measurements are 88-59-97cm (E cup). Yui is a member of the anime singing vocaloid unit T♡Project. Her hobbies are games, anime and manga.

She was scouted at the age of 19 and made her AV debut in June 2008 when she turned 20 as an exclusive actress for Prestige. In October 2009, she left the exclusive contract and became a project-based solo actress