Gerald Giam Yean Song (Chinese: 严燕松; pinyin: Yán Yànsōng; born 22 November 1977)[1][2] is a Singaporean politician.

[3] Following the 2011 general election, Giam first entered politics in a five-member Workers' Party with team members, Png Eng Huat, Mohd Fazli Talip, Eric Tan and Glenda Han contesting in the East Coast GRC against the People's Action Party (PAP).

[8][9] With Giam taking up the NCMP position together with Yee Jenn Jong, the Workers' Party set a new record in Singapore's electoral history by becoming the first opposition party to have eight (six elected and two NCMP) seats in Parliament.

[11] Following the 2015 general election, Giam contested in a four-member Workers' Party with team members, Daniel Goh, Leon Perera and Mohamed Fairoz Bin Shariff contesting in the East Coast GRC and went against the People's Action Party (PAP).

Giam was elected as Policy Research Team Head of the Workers' Party Central Executive Committee since 2022.