| Chay Wai Chuen | |
| Constituency Mp1: | Tanjong Pagar GRC (Queenstown) |
| Parliament1: | Singapore |
| Term Start1: | 2 January 1997 |
| Term End1: | 27 April 2006 |
| Predecessor1: | Himself |
| Successor1: | Baey Yam Keng |
| Constituency Mp2: | Brickworks GRC (Queenstown) |
| Parliament2: | Singapore |
| Term Start2: | 3 September 1988 |
| Term End2: | 2 January 1997 |
| Successor2: | Himself |
| Birth Date: | 5 March 1950 |
| Birth Place: | Colony of Singapore |
| Nationality: | Singaporean |
| Spouse: | Agnes Tseng |
| Children: | 2 |
| Party: | People's Action Party (1988–2006) |
| Alma Mater: | University of Singapore (BSS, MSS) University of Sussex (MA) |
Chay Wai Chuen (Chinese: s=谢惠泉|p=Xiè Huìquán; born 5 March 1950) is a Singaporean diplomat and former politician.[1] A former member of the governing People's Action Party (PAP), he was the Member of Parliament (MP) representing the Queenstown ward of Brickworks GRC between 1988 and 1997 and later Tanjong Pagar GRC between 1997 and 2006.
Born on 5 March 1950, Chay attended St Joseph's Institution before graduating from the University of Singapore (now the National University of Singapore) with a Bachelor of Social Sciences with honours degree in economics and statistics in 1973 and a Master of Social Sciences degree in 1978.
He was also a Research Scholar in Economics at the University of Singapore between 1973 and 1974 and Council Member at the National University of Singapore between 2000 and 2004.
He also completed a Master of Arts degree in development economics at the University of Sussex in 1975 under the Commonwealth Scholarship.
He graduated from the Singapore Command and Staff College in 1988 and attended the six-week Advanced Management Program at Harvard Business School.
Chay served as the chief financial officer and director of supply chain of NTUC Fairprice Co-operative Ltd, a food retailing chain, where he worked from 1996 to 2007. He was also the chief executive officer of its subsidiary, Grocery Logistics of Singapore Pte Ltd.
Chay served as a Member of Parliament between 1988 and 2006 and was a member of the Public Accounts Committee between 1993 and 2006.
During this period, he served as Chairman of the Government Parliamentary Committee for Communications and IT between 1997 and 2001 and Chairman of the Government Parliamentary Committee for Transport between 2002 and 2004.
He was also Chairman of the Brickworks Town Council between 1991 and 1997 and later Tanjong Pagar Town Council between 2001 and 2004.
He announced his retirement from politics on 11 April 2006.
Chay is married to Agnes Tseng and they have two children.