Peter Seah Lim Huat (; born 1947) is a business executive. He is serving as the chairman of DBS Bank and Singapore Airlines. Previously he worked with Citibank, and Overseas Union Bank, where he held various senior positions until he became the CEO and Vice-Chairman in 1991.
After completing his education, Seah started working. He began as a sales executive, and later left for Citibank, and became the Country Head in Brunei. In 1977, Seah moved to the Overseas Union Bank and became the CEO by 1991, as well as the Vice-chairman position. In December 2001, he got another position as the CEO of CapitaLand in Singapore. Seah's involvement with ST Engineering began in 2001 when he joined the company's board of directors.
Seah joined the board of directors of DBS Group Holdings and DBS Bank on November 16, 2009, and became the chairman on May 1, 2010. He also served as the chairman of the branch in Hong Kong. In 2017 Seah took over as the Chairman of Singapore Airlines.