| Medal record | ||
|---|---|---|
| Representing |
||
| 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 (simplified Chinese: 高礼泽; traditional Chinese: 高禮澤; pinyin: Gāo Lǐzé; Jyutping: gou1 lai5 zaak6; born 10 May 1976 in Chancheng, Foshan, Guangdong, China) is a table tennis player from Hong Kong, China.
He won a silver medal at the 2004 Summer Olympics in the men's doubles alongside Li Ching. 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.