Chai Kek () is a village in Lam Tsuen, Tai Po District, Hong Kong.
Chai Kek is a recognized village under the New Territories Small House Policy.
At the time of the 1911 census, the population of Tsai Kek was 129. The number of males was 51.
In December 2023, the village's former representative, Herman Chung He-man, was found murdered in the village; his wife was arrested.