Chan Siu Ki (Chinese: 陳肇麒; Cantonese Yale: Chàn Siuhkèi; born 14 July 1985) is a former Hong Kong professional footballer who played as a striker.

On 1 August 2009, at the Panasonic Invitation Cup, Chan scored the first goal in South China's 2–0 victory over Tottenham Hotspur with a dipping half-volley from 30 yards.

[1] Subsequently, after the two clubs forged a partnership, he joined the Spurs for a ten-day trial at some point during December 2009 where he most notably played together with Luka Modric.

He was ranked 63rd in IFFHS World's Top Goal Scorer of the Year by International Federation of Football History & Statistics alongside Eduardo Da Silva, Mario Gómez and Fernando Torres.

[4] He returned in the semi-final second leg to a packed Hong Kong Stadium, but was unable to help South China overturn a 1–2 deficit to Kuwait SC.

[7] On 30 January, Chan scored a goal to help South China overturn a 0–2 deficit to win the 2009–10 Hong Kong Senior Challenge Shield, 4–2.

[11] In the 2010–11 season, Chan scored against Sun Hei but was then involved with a collision with teammate Kwok Kin Pong, which resulted in a left knee ligament injury that sidelined him for a month.

[13] On 2 February 2011, he scored two goals against Sun Hei SC to help South China win 3–2 and move back to the top of the league table.

[14] In the 2011 AFC Cup, Chan scored the equalising goal from a Mateja Kezman cross for South China at home against Persipura Jayapura.

[20] Amidst his second smoking scandal in 4 months, South China's chairman Steven Lo announced on his official blog on 23 May 2012 that Chan's contract had been terminated by the club.

[22] With Chan in the lineup, South China won their first silverware in three years, capturing the 2013–14 Hong Kong Senior Challenge Shield.

[23] Chan remarked after receiving the award, "The club recently experienced a lot of adversity lately, but I hope that the fans will continue to focus on our results and push us on!

"[This quote needs a citation] On 18 March 2015, Chan scored a goal against Pahang en route to helping South China top their 2015 AFC Cup group and ensuring qualification into the Round of 16.

On 23 October 2015, South China defeated Metro Gallery, 3–1, in their League Cup group stage encounter thanks to Chan's first goal of the domestic season.

[26] On 24 October 2016, South China was upset by Rangers, 4–2, leading Chan to vent "General loans out troops, soldiers fight their own!

[29][30] On 8 April 2018, Chan scored a crucial goal off a free kick to lead Pegasus to a 2–1 win over Eastern in the quarterfinals of the 2017–18 Hong Kong FA Cup.

[33][34] Due to a ligament injury to his left knee, Chan was replaced by Kitchee captain Lo Kwan Yee for the 2010 Asian Games.

[35] In the second round of the preliminary competition of the 2010 East Asian Football Championship held in Kaohsiung in August 2009, he missed a penalty against North Korea but scored 4 goals against Guam.

In 2009, soon after his move to South China and subsequent success at the East Asian Games, Chan became a celebrity throughout Hong Kong, leading to his private life becoming a matter of interest to the local paparazzi.

[41] He appeared in the government's television advertisement for the 2012 Legislative Council electoral reforms,[dubious – discuss] in which he urged people to take their opportunity if they want to score a goal.