Ko Lai Chak
Nationality	Hong Kong
Born	(1976-05-10) 10 May 1976 (age 47)
Table tennis career
Playing style	Penhold Grip
Medal record Representing  Hong Kong Men's table tennis Olympic Games 2004 Athens Doubles World Cup 2007 Magdeburg Team Asian Games 2006 Doha Doubles 2006 Doha Team

Ko Lai-chak (traditional Chinese: 高禮澤; simplified Chinese: 高礼泽; Jyutping: gou¹ lai⁵ zaak⁶; pinyin: Gāo Lǐzé; born 10 May 1976 in Chancheng, Foshan, Guangdong, China) is a table tennis player from Hong Kong.

He won a silver medal at the 2004 Summer Olympics in the men's doubles alongside Li Ching.^[1] At the 2006 Asian Games he won two medals, a gold in the men's doubles again alongside Li Ching; and a bronze in the men's singles tournament and the men's team competition. He uses a penhold grip. In the 2008 Summer Olympics, he made it to the quarter-finals.