The Batu Sapi state by-election was a state by-election that was held on November 4, 2010. The nomination of candidates was done on October 26, 2010. The Batu Sapi parliamentary seat fell vacant when its Member of Parliament Datuk Edmund Chong Ket Wah of Parti Bersatu Sabah, was killed after his 750cc motorcycle accident in Sabah on October 9, 2010. Previously PBS won the seat during the 2008 General Election by a 3,708-vote majority over Independent candidate Chung Kwong Wing. A total 25,720 registered voters eligible to vote in this by-election. The electorate is made of 50.61% Bumiputera, 40.22% Chinese and 3% others.

Results

Party	Candidate	Votes	%
Pakatan Rakyat Pakatan Rakyat Pakatan Rakyat or PR is an informal Malaysian political coalition. It currently controls four state governments while in opposition to the ruling Barisan Nasional at the federal level....  – PKR Parti Keadilan Rakyat The People's Justice Party , often known simply as KeADILan) is a centrist political party in Malaysia formed in 2003 by a merger of the National Justice Party and the older Malaysian People's Party...	Ansari Abdullah	3414	22%
Barisan Nasional Barisan Nasional Barisan Nasional is a major political coalition in Malaysia, formed in 1973 as the successor to the Alliance . Along with its predecessor, it has been Malaysia's federal ruling political force since independence...  – PBS Parti Bersatu Sabah The Parti Bersatu Sabah is a political party in Sabah, east Malaysia. It was registered as a political party on March 5, 1985...	Linda Tsen Thau Lin	9773	64%
Independent Independent (politician) In politics, an independent or non-party politician is an individual not affiliated to any political party. Independents may hold a centrist viewpoint between those of major political parties, a viewpoint more extreme than any major party, or they may have a viewpoint based on issues that they do...  - SAPP Sabah Progressive Party The Sabah Progressive Party is a political party based in Sabah, East Malaysia. It was registered on 21 January 1994 by dissidents led by former Sabah Chief Minister Datuk Yong Teck Lee from Parti Bersatu Sabah . Formerly a component party in the ruling Barisan Nasional coalition, SAPP officially...	Yong Teck Lee Yong Teck Lee Datuk Seri Yong Teck Lee is a Malaysian politician of Hakka Chinese descent. He is a former Chief Minister of Sabah and is currently the president of the Sabah Progressive Party .-Political History:...	2031	13%
Majority		6359	0%
Turnout		0	61.5%