Chan Siu Ki (Chinese: ???; Cantonese Yale: Chà n Siuhkèi, born 14 July 1985 in Hong Kong) is a Hong Kong professional footballer who plays as a striker for Hong Kong Premier League club Pegasus.
He is the all-time top scorer for the Hong Kong national football team with 37 goals.
As he is capable of playing with either foot, he is sometimes tactically deployed as a winger on either flank.