Fastest time to complete the IRONMAN®World Championship (female)

According to Official Guinness Records,

The fastest completion of the IRONMAN® World Championship by a female athlete is 8 hours 26 minutes 16 seconds, achieved by Daniela Ryf (Switzerland) at Kailua-Kona in Hawaii, USA, on 13 October 2018. She beat her own record, set in 2016, by 20 minutes. It was her fourth consecutive victory in the race.Ryf completed the 2.4-mile swim in 57:26, the 112-mile bike ride in a record 4:26:07, and the 26.2-mile marathon in 2:57:05. She set a new race record despite being stung by a jellyfish just before the start of the race.

For a complete list of 2018 records, please visit 2018 Guinness Records in United States.

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