Maina Yuuri (優梨 まいな, Yūri Maina, born May 31, 1995) is a Japanese AV actress and model from Saitama Prefecture who is affiliated with LINX. JP 88-61-93 (US 35-24-37) (E cup) and her height is 1.57 m. Her hobbies and special skills include painting, ice skating, and horse racing.

She made her AV debut on October 13, 2017 with MOODYZ. On October 25, 2021, she announced on her Twitter that she would be retiring from AV acting and would be work as a freelancer under the name Maina Yuuri (優梨 マイナ, Yūri Maina). Until her comeback as an AV actress, she worked as a advertising model and a model for photo shoots. On October 25, 2022, the fifth anniversary of her debut, she announced her comeback as an AV actress under her former stage name Maina Yuuri (優梨 まいな).