Suzu Hirose (広瀬 すず Hirose Suzu, born 19 June 1998 in Shimizu-ku, Shizuoka, Shizuoka) is a Japanese actress and model.

Hirose performed the role of Suzu Asano, the titular little sister, in Hirokazu Kore-eda's 2015 live action adaptation of the manga Umimachi diary, originally written and illustrated by Mangaka Akimi Yoshida. In Our Little Sister she stars as a football playing teenager who gets adopted into the Kamakura home of her elder half-sisters after the death of their alienated father. The Kouda sisters first meet her at the funeral in the town where he settled for his second marriage. The film was screened in competition for the Palme d'Or enabling Hirose to attend the Cannes Film Festival. For her performance as Suzu she was awarded the Japan Academy Prize for "Newcomer of the Year" and received the "Best New Actress" award from Kinema Junpo, among other accolades. Hirose and Koreeda collaborated again for The Third Murder.