The Southeast Asian Swimming Championships are a biennial aquatics championships for countries from Southeast Asia. These championships include competition in Swimming, Diving, Synchronized Swimming (synchro), and Water Polo.
The first edition of these championships were the aquatics competitions at the 2012 Southeast Asian Swimming Championships held in June 2012 in Singapore.
All records were set in finals unless noted otherwise. All times are swum in a long-course (50m) pool.