This is a list of by-elections in Hong Kong, with the names of the incumbent and victor and their respective parties.
Legislative Council by-elections According to Legislative Council Ordinance, "a by-election to fill a vacancy occurring in the membership of the Legislative Council is not to be held within the 4 months preceding the end of that Council’s current term of office." However, there is no statutory requirement over when shall a by-election be held after a seat is declared vacant.
The following vacancies did not trigger by-election:
occurred within 4 months before nomination period of general election: Ambrose Cheung in 1999, Au Nok-hin in 2019, Gary Fan in 2019, Ho Kai-ming in 2020 occurred during nomination period of general election: Paul Chan in 2012 occurred during public health emergency: Chan Hoi-yan, Raymond Chan, Eddie Chu, Tanya Chan, Alvin Yeung, Dennis Kwok, Kwok Ka-ki, Kenneth Leung, Ted Hui, Claudia Mo, Helena Wong, Wu Chi-wai, Andrew Wan, Lam Cheuk-ting, Roy Kwong, James To, Jeremy Tam, Charles Mok, Fernando Cheung, Leung Yiu-chung, Ip Kin-yuen, Joseph Lee, Shiu Ka-chun in 2020 legal matters unresolved: Leung Kwok-hung in 2020 unexplained: Stephen Wong in 2022
SAR Legislative Council (1998 to present) Constituency Date Incumbent Party Winner Party Cause 7th Legislative CouncilElection Committee18 December 2022Horace CheungChan Wing-kwongResigned after appointed as government officialsAlice MakAdrian HoDong SunShang HailongNelson LamWilliam Wong 6th Legislative Council Kowloon West 25 November 2018 Lau Siu-lai Chan Hoi-yan Disqualified over oath-taking manner Architectural, Surveying, Planning and Landscape 11 March 2018 Yiu Chung-yim Tony Tse Hong Kong Island Nathan Law Au Nok-hin New Territories East Sixtus Leung Gary Fan Kowloon West Yau Wai-ching Vincent Cheng 5th Legislative Council New Territories East 28 February 2016 Ronny Tong Alvin Yeung Resigned 4th Legislative Council Hong Kong Island 16 May 2010 Tanya Chan Tanya Chan Resigned and sought re-election Kowloon West Wong Yuk-man Wong Yuk-man Kowloon East Alan Leong Alan Leong New Territories West Albert Chan Albert Chan New Territories East Leung Kwok-hung Leung Kwok-hung 3rd Legislative Council Hong Kong Island 2 December 2007 Ma Lik Anson Chan Death (cancer) 2nd Legislative Council Election Committee 16 September 2001 Ng Ching-fai Ma Fung-kwok Resigned to take the office of President of the Hong Kong Baptist University Hong Kong Island 10 December 2000 Cheng Kai-nam Audrey Eu Declined the seat as a result of a corruption scandal 1st Legislative Council Regional Council 29 October 1998 Tang Siu-tong Tang Siu-tong Void election Financial Services 16 October 1998 Chim Pui-chung Fung Chi-kin Impeached after being convicted for conspiring to forge documents
Provisional Legislative Council (1997–1998) Constituency Date Incumbent Party Winner Party Cause Selection Committee 7–8 July 1997 Maria Tam Choy So-yuk Resigned to take the seat in the HKSAR Basic Law Committee of the NPCSC
Colonial Legislative Council (1985–1997) Constituency Date Incumbent Party Winner Party Cause Kowloon Central 5 March 1995 Lau Chin-shek /CTU Lee Cheuk-yan Resigned in protest Regional Council 28 July 1993 Gilbert Leung Alfred Tso Removed from seat after being found guilty of bribery Industrial (First) 15 July 1993 Stephen Cheong James Tien Death (heart attack) New Territories West 30 August 1992 Ng Ming-yum Tang Siu-tong Death (cancer) New Territories West 8 December 1991 Tai Chin-wah Zachary Wong Resigned after the forging credentials scandal Regional Council 5 June 1986 N/A Lau Wong-fat Constituency newly created
Urban Council by-elections Constituency Date Incumbent Party Winner Party Cause Yau Tsim 6 October 1988 Kwan Lim-ho Lee Wing-na Disqualified N/A 25 June 1964 Chan Shu-woon Solomon Rafeek Resigned 12 June 1957 Brook Bernacchi Brook Bernacchi Resigned
Regional Council by-elections Constituency Date Incumbent Party Winner Party Cause Tune Mun West 4 December 1994 Chow Yick-kay Leung Kwong-cheong Resigned Sai Kung 8 August 1993 Gilbert Leung Kam-ho Lam Wing-yin Convicted Tuen Mun West 8 August 1993 Ng Ming-yum /UDHK Yim Tin-sang Death Islands 22 February 1990 Kwong Ping-yau Fung Puk-tai Death
District Council by-elections
5th District Councils (2016 to 2019) Constituency Date Incumbent Party Winner Party Cause Shap Pat Heung West 14 July 2019 Ching Chan-ming Leung Fuk-yuen Elected as Chairman of Shap Pat Heung Rural Committee San Tin 14 July 2019 Man Kwong-ming Man Ka-koy Imprisoned Tai Nan 24 March 2019 Francis Chong Wing-charn /BPA Li Sze-man Death Kai Hiu 10 June 2018 Alice Lam Chui-lin Elaine Chik Kit-ling /FTU Death Tung Wah 26 November 2017 Siu Ka-yi Bonnie Ng Hoi-yan Resigned Peak 26 November 2017 Joseph Chan Ho-lim Jeremy Young Chit-on Resigned
4th District Councils (2012–2015) Constituency Date Incumbent Party Winner Party Cause San Fu 19 July 2015 Lo Sou-chour Kwok Wing-kin Imprisoned Peng Chau and Hei Ling Chau 7 September 2014 On Hing-ying Josephine Tsang Sau-ho Death Nam Fung 18 May 2014 Leung Suk-ching Cheung Kwok-cheong Unseated for long absence Tung Chung North 27 April 2014 Lam Yuet Peter Yu Chun-cheung Imprisoned South Horizons West 23 March 2014 Fung Wai-kwong Judy Kapui Chan Resigned King's Park 23 March 2014 Edward Leung Wai-kuen Lam Kin-man Void election Ping Shek 26 May 2013 Bernard Chan Pak-li Chan Chun-kit Resigned Tin Sum 10 March 2013 Lau Kong-wah /CF Pun Kwok-shan Resigned On Tai 4 November 2012 Yeung Chueng-li Chiu Man-leong Unseated over bankruptcy
3rd District Councils (2008–2011) Constituency Date Incumbent Party Winner Party Cause Fuk Loi 24 July 2011 Chiu Ka-po Kot Siu-yuen Death Shap Pat Heung North 6 June 2011 Leung Fuk-yuen Shum Ho-kit Elected as Chairman of Shap Pat Heung Rural Committee Pokfulam 5 September 2011 Chan Ngok-pang Paulus Johannes Zimmerman Resigned Kwai Shing East Estate 6 September 2009 Leung Kwong-cheong Lai Fan-fong Imprisoned Canal Road 21 June 2009 Lee Kai-hung Jacqueline Chung Ka-man Imprisoned Tai Wai 29 March 2009 Yuen Kwai-choi Leung Wing-hung Void election Tsz Wan West 30 November 2008 Tam Yuet-ping Yuen Kwok-keung Death Jordan East 5 October 2008 Lau Chi-wing Chris Ip Ngo-tung Death
2nd District Councils (2004–2007) Constituency Date Incumbent Party Winner Party Cause Hung Hom Bay 29 July 2007 Virginia Fung King-man Cheung Yan-hong Imprisoned Hong Lok Yuen 10 June 2007 Man Chun-fai Tang Yau-fat Elected as Chairman of Tai Po Rural Committee Kai Yip 20 May 2007 Au Yuk-har Sze Lun-hung Death Kam Ying 11 March 2007 Wong Kwok-hung Tong Po-chun Imprisoned Tsui Wan 10 September 2006 Tang Lai-ming Ku Kwai-yiu Unseated over bankruptcy Centre Street 11 June 2006 Henry Leung Yiu-cho Sidney Lee Chi-hang Death King Tin 11 June 2006 Ng Chung-tak Cheung Shun-wah Imprisoned Ap Lei Chau North 20 March 2005 Wong King-cheung Cheung Sik-yung Death Nam Cheong Central 20 March 2005 Tai Yuen-ming Raymond Cheung Man-to Imprisoned Fort Street 6 March 2005 Vacant Hung Lin-cham Void election Tin Wan 21 November 2004 Miu Wah-chang Chan Fu-ming Disqualified
1st District Councils (2000–2003) Constituency Date Incumbent Party Winner Party Cause Lai Kok 3 August 2003 Eric Wong Chung-ki Tracy Lai Wai-lan Convicted Mei Foo 6 April 2003 Tsang Yau-fat Joe Wong Tak-chuen Disqualified over long absence Hoi Sham 6 April 2003 Mak King-lun Pun Kwok-wah Death Kai Tak 3 November 2002 David Chu Chor-sing Liu Sing-lee Death Fung Tsui 23 July 2000 Liu Chiu-wah Liu Chiu-wah Void election
District Board by-elections 5th District Boards (1994–1997) Constituency Date Incumbent Party Winner Party Cause Shuen Wan 23 February 1997 Chan Koon-yau Chan Mei-tak Convicted San Po Kong 5 January 1997 Chan Yuet-suk Lee Tat-yan Death Kam Ping 31 March 1996 Keung Yuk-deoil Tsang On-kei Convicted Siu Hei 24 March 1996 Ng Wai-cho Yim Tin-sang Resigned Tin King 3 March 1996 Lee Man-kwong Lothar Lee Hung-sham Resigned Lai Wah 2 April 1995 Wong Yiu-chung Wong Yiu-chung Void election Lower Ngau Tau Kok 5 March 1995 Chan Kwok-wah Wong Kin-man Void election Yau Ma Tei 5 March 1995 Chiu Kam-hoi Austen Ng Po-shan Death
4th District Boards (1991–1994) Constituency Date Incumbent Party Winner Party Cause Wong Uk 5 December 1993 Wong Fuk-wah Wong Yiu-sang Resigned Tai Hing 11 October 1992 Ng Ming-yum /UDHK Ho Hang-mui Death Pak Tin 24 May 1992 Cheng Hok-chit Yan Kai-wing Resigned Yuen Wo 24 May 1992 Cheung Chi-yuen Tony Kan Chun-nin Resigned Shun Lee 21 April 1991 Vacant Tam Yiu-wang Void election Ho Suk-yee
3rd District Boards (1988–1991) Constituency Date Incumbent Party Winner Party Cause Tsing Yi South 19 October 1989 Lee Chi-fai Tse Wai-ming Resigned Pak Tin 20 April 1989 Ha Siu-kwong Sa Mei-ching Convicted Tsuen Wan East (North) 6 October 1988 Yeung Fuk-kwong Yeung Fuk-kwong Disqualified
2nd District Boards (1985–1988) Constituency Date Incumbent Party Winner Party Cause Ho Man Tin South 16 October 1986 Lee Wai-hau Chiang Sai-cheong Resigned Chung Wan 22 May 1986 Chow Wai-keung Yuen Bun-keung Elected as Urban Councillor Tai Kok Tsui 22 May 1986 Chow Kwok-ming Lai Siu-nin Elected as Urban Councillor
1st District Boards (1982–1985) Constituency Date Incumbent Party Winner Party Cause Wan Chai West 17 August 1983 Ng Sai-ying Chung Yee-on Death Quarry Bay 12 May 1983 Kwan Lim-ho Joseph Salaroli Elected as Urban Councillor Tin Wan & Shek Pai Wan 12 May 1983 Joseph Chan Yuet-sut Tse Kit-to Elected as Urban Councillor