Swimming at the 2013 Southeast Asian Games – Men's 4 x 100 metre medley relay

The Men's 4 × 100 metre medley relay event at the 2013 Southeast Asian Games took place on 16 December 2013 at Wunna Theikdi Aquatics Centre.

There were 6 teams who took part in this event. Indonesia won the gold medal, Singapore and Thailand won the silver and bronze medal respectively. However, Indonesia was disqualified and promoting Singapore to the gold medal, Thailand to silver medal and Malaysia to bronze medal respectively.

All times are Myanmar Standard Time (UTC+06:30)

Prior to this competition, the existing world, Asian, and Southeast Asian Games records were as follows.

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