Sammi Cheng (鄭秀文) (natural August 19, 1972) is a Hong Kong actress and Cantopop singer.

Although primarily the singer, Cheng has experienced the successful film career, especially in the field of romantic comedy. Her cockamamy, another time forgetful person image went swell sustaining a Hong Kong public. Inside 2000 she made the series of romanticistic comedies by owning Andy Lau and director Johnnie To, including Needing Wise shoppers (2000) & Love in the Diet (2001), which were hits & incorporate a few elements of the screwball comedy.

Filmography, as actress
Everlasting Regret (2005) Yesterday Once More (2005) with Andy Lau Magic Kitchen (2004) with F4's Jerry Yan and Andy Lau Chai tin daai sing suen ng hung (2002) The Monkey King, TV Series Wu jian dao (2002) Infernal Affairs Ngo joh aan gin do gwai (2002) ''My Left Eye Sees Ghosts'' Ga goh yau chin yan (2002) Marry a Rich Man Shoushen nannu (2001) Love On the Diet Tung gui mat yau (2001) Fighting for Love Wu yen (2001) Ha yat dik mor mor cha (2000) Summer Holiday Goo laam gwa lui (2000) Needing We... Hung wan yat tew loong (1998) The Lucky Guy Oi nei oi do saat sei nei (1997) Killing Me Tenderly Baak fan baak gam gok (1996) Feel 100% ''Baak fan baak ngaam 'Feel' (1996) Once More Fei hu jing ying zhi ren jian you qing (1992) Best of the Best''