| Ko Lai Chak | |
| Playingstyle: | Penhold Grip |
| Birth Date: | 1976 5, df=yes |
Ko Lai-chak (; 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.