| Native Name Lang: | zh-hk |
| Honorific-Prefix: | The Honourable |
| Lam Chun-sing | |
| Office: | Member of the Legislative Council |
| Term Start: | 1 January 2022 |
| Predecessor: | New constituency |
| Constituency: | Election Committee |
| Party: | Federation of Hong Kong and Kowloon Labour Unions |
| Occupation: | Politician Trade unionist |
| Alma Mater: | Chinese University of Hong Kong (BA) Hong Kong Institute of Education Tsinghua University (EMPA) |
Lam Chun-sing (; born 1981) is a Hong Kong trade unionist and politician. He is a member of the Legislative Council of Hong Kong for Election Committee constituency. He is the chairman of the Federation of Hong Kong and Kowloon Labour Unions (FLU).
Lam was graduated from the Chinese University of Hong Kong with a Bachelor of Arts in history and obtained a postgraduate diploma in education at the Hong Kong Institute of Education. He was graduated with executive master's of public administration (EMPA) programme at the Tsinghua University.[1]
Lam was elected to the Election Committee through the Labour subsector in 2011. Through the Election Committee constituency, he was elected in the 2021 Legislative Council election with 1,002 votes.[2]