Clement Lim (Lim Yong En, Chinese: 林雍恩; born 5 April 1993) is a Singaporean swimmer who competed in the 50m and 100m freestyle, the 50m breaststroke, the 4x100m medley relay, and the 4x100m and 4x200m freestyle relay. Lim represented Singapore at the 2010 Youth Olympics Games (YOG). In 2012, Lim was diagnosed with Ankylosing Spondylitis (AS), an incurable genetic disease that affects the spin and causes stiff and sore back, but went on to capture 4 gold medals at the 2013 and 2015 Southeast Asian Games (SEA Games).