Gerald Giam Yean Song (born 22 November 1977) is a Singaporean politician. A member of the Workers' Party (WP), Giam has been the Non-Constituency Member of Parliament (NCMP) between 2011 and 2015. He has been the Member of Parliament (MP) for the Bedok ReservoirâÂÂPunggol division of Aljunied Group Representation Constituency (GRC) since 2020.
Giam was educated at Anglo-Chinese School (Independent) and Anglo-Chinese Junior College. He holds a Bachelor of Science in electrical engineering from the University of Southern California and a Master of Science in international political economy from Nanyang Technological University.
Giam has worked in various roles in the information technology industry, including as a senior consultant at Avanade and a project manager at MSC Consulting. He was also a foreign service officer at the Ministry of Foreign Affairs and a volunteer youth leader in the South West Community Development Council (CDC). He was previously a deputy editor at The Online Citizen (TOC).
Giam is the chief technology officer of an information technology solutions company which he co-founded. He is a Registered Management Consultant certified by the Institute of Management Consultants (Singapore).
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). The Workers' Party team lost with 45.2% of the votes.
As the best performing defeated team, Giam was offered a Non-constituency Member of Parliament (NCMP) seat in Parliament. On 13 May 2011, the Workers' Party confirmed that Giam would take up the NCMP seat.
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.
Giam served as a NCMP in the 12th Parliament from 10 October 2011 to 25 August 2015.
During the 2015 general election, Giam contested in East Coast GRC alongside, Daniel Goh, Leon Perera and Mohamed Fairoz Bin Shariff going against the People's Action Party (PAP) team. The Workers' Party team lost with 39.27% of the votes.
As the opposition team with third highest percentage of votes among losing candidates, Giam's team was offered one NCMP seat which the team decided to let Perera to take up the seat. After Lee Li Lian, another WP member who had unsuccessfully run for reelection in Punggol East Single Member Constituency (SMC), refused the NCMP seat offered to her, Lee's seat was offered to another member of Giam's team which was decided that Goh was to take up the last NCMP seat.
During the 2020 general election, Giam was in a five-member WP team and contested in Aljunied GRC with Pritam Singh, Sylvia Lim, Leon Perera and Muhamad Faisal Manap and won the GRC with 59.95% of the votes. Giam was elected as Member of Parliament representing Aljunied GRC in the 14th Parliament.
Giam was elected as Head, Policy Research of the Workers' Party Central Executive Committee since 2022.
During the 2025 general election, Giam was in a five-member WP team and contested in Aljunied GRC with Pritam Singh, Sylvia Lim, Kenneth Tiong and Fadli Fawzi and won the GRC with 59.71% of the votes. Giam was elected as Member of Parliament representing Aljunied GRC in the 15th Parliament.
Giam is of Peranakan Chinese ancestry and is a Christian. He is married to a chartered accountant with two children.