Longest ocean swim (marathon swimming)

According to Official Guinness Records,

The longest distance ever swum without flippers in open sea is 225 km (139.8 miles) by Veljko Rogošić (Croatia) across the Adriatic Sea from Grado to Riccione (both Italy) from 29-31 August 2006. The attempt took him 50 hours 10 mins.The distance swum is by GPS.

For a complete list of 2006 records, please visit 2006 Guinness Records in Italy.

Please choose a country from the list for relevant records:

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Content last updated on 2018-11-27