Aquatics at the 2011 Southeast Asian Games

Aquatics at the 2011 Southeast Asian Games was held in Jakabaring Aquatics Center, Palembang, Indonesia for Swimming, Diving and Synchronized Swimming, Lumban Tirta Arena for Water Polo and Putri Island for Open Water Swimming.

Swimming at the 2011 Southeast Asian Games was held in Palembang, Indonesia from 12 to 17 November 2011. The competition featured 38 events (19 male, 19 female) swum in a long course (50m) pool. This was the first games to be held since non-textile swimsuits were banned in January 2010.