About the MSF

The MSF represents the world's largest community of long-distance open water swimmers. It was established in 2012 by Evan Morrison and Donal Buckley, and is centered at the Marathon Swimmers Forum and its more than 1,000 members.

Our Mission

What is Marathon Swimming?

To swim a long way, and for a long time,
in an open body of water,
according to standardized rules and conduct.