Name Hagiwara Mai (萩原舞)

| Birth Date: 1996-02-07
| Birthplace: Saitama, Japan
| Nickname: Maimai, Hagitty, Mai-chan
| Blood Type: AB | Height: 152 cm
| Audition Song: Te wo Nigitte Arukitai
| Hello! Project Groups: Hello! Project Kids 4KIDS (2002) °C-ute (2005–) Kira☆Pika (2007)
| Concert Units: Hello! Project Akagumi (2005) Wonderful Hearts (2006–)
| Shuffle Units: 2004: H.P. All Stars
| Other: Little Gatas (2004–2007) Gatas Brilhantes H.P. (2007–) (Reserve player)

Mai Hagiwara (萩原 舞, Hagiwara Mai, born February 7, 1996 in Saitama Prefecture, Japan) is a Japanese pop singer, currently a member of °C-ute and Hello! Project Kids.

Hagiwara joined Hello! Project after passing the 2002 Hello! Project Kids audition. She is the youngest out of the fifteen Hello! Project Kids and is also the youngest member in °C-ute. As a member of Hello! Project, she has been participated in the groups 4Kids and H.P. All Stars.