Jeffrey Breen

Jeffrey Breen is a 57-year-old American open water swimmer from Ashburn, Virginia.

Open Water Swimming Highlights

On 18 August 2025, he attempted 40 km cross-border marathon swim In Search of Memphre at the age of 57, piloted by Kit Kinne and Margaret Rivard and crewed by Karina Palmorino.
He competed in the 25 km Border Buster in Lake Memphremagog, Vermont.
On 27 April 2019, he had the 28th fastest cumulative time of 15:20:05.0 in the 2019 SCAR Swim Challenge in Arizona.
- On 24 April 2019, he finished 26th overall in the 15.2 km Saguaro Lake stage swim of the 4-day SCAR Swim Challenge in Arizona in 4:11:22.1.
- On 25 April 2019, he finished 31st in the 14.4 km Canyon Lake stage swim of the 4-day SCAR Swim Challenge in Arizona in 4:02:15.4.
- On 26 April 2019, he finished 32nd in the 27.3 km stage across Apache Lake on Day 3 of the 4-day S.C.A.R. Swim Challenge in Arizona in 8:52:20.5 at the age of 51.
- On 27 April 2019, he finished 32nd in the 10 km stage across Roosevelt Lake on Day 4 of the 4-day S.C.A.R. Swim Challenge in Arizona in 4:16:08.1 at the age of 51.