Marife Yau (Chinese: 邱彥筒; Cantonese Yale: Yāu Yihntùhng; born 11 June 2002),[1] known professionally as Marf, is a Hong Kong singer.

She is the winner of ViuTV's King Maker IV reality TV show.

[3] Prior to joining King Maker, Yau was a veterinary nurse.

[4] Marf debuted as a member of the Cantopop girl group Collar.

[6]  She has additionally been a voice actress for the Chinese version of One Piece Film: Red.