Lim Swee Say (Chinese: 林瑞生; pinyin: Lín Ruìshēng; Pe̍h-ōe-jī: Lîm Sūi-seⁿ; born 13 July 1954) is a Singaporean former politician who served as Secretary-General of the National Trades Union Congress between 2005 and 2015, Minister for Manpower between 2015 and 2018, Minister in the Prime Minister's Office between 2004 and 2015, Second Minister for National Development between 2004 and 2005, and Minister for the Environment between 2000 and 2004. Lim was appointed as a non-executive independent director in Singtel in 2021.