Alien Sun is an actress and 1994 Miss Singapore. She represented Singapore at Miss Universe and later moved on to acting in Hong Kong films. She appeared in the 2001 Takashi Miike film Ichi the Killer playing Karen, the English-speaking prostitute with a sadistic streak. She can speak fluent Japanese, English, Mandarin Chinese, and Cantonese.
- Name: Alien Sun (エイリアン・サン)
- Birth name: Suen Kai-Kwan
- Alternate names: Pauline Suen / Pauline Sun / Paulyn Sun
- Birth date: September 11, 1974
- Birthplace: Singapore