Landy Wen (Chinese: 溫嵐; pinyin: Wēn Lán; Pe̍h-ōe-jī: Un Lâm; Atayal: Yungai Hayung) is a Taiwanese singer. In 2010, she was cast in a TV drama based on the Bret Easton Ellis novel Less Than Zero, to be set in Taipei. ()
Landy Wen was born on July 16, 1979 in Jianshi, Hsinchu, Taiwan as Yungai Hayung. She is an actress, known for Warriors of the Rainbow: Seediq Bale I (2011), Showtime (2010) and Cop (1999).