The 8th Asian Swimming Championships were held November 25–28, 2009 in Foshan, China. It featured 38 different events (19 male, 19 female), all of which were contested in a 50m (long course) pool.
174 swimmers (102 males, 72 females) from 15 countries swam at the Championships. Teams were from:
Prelims (morning) sessions began at 9:00 a.m., Finals (evening) sessions began at 7:30 p.m.