Ian Emberson of Kauai, Hawaii is one of the early pioneers of endurance sports. He was one of the first people to compete the Hawaiian Ironman. He was one of the first people as a member of the Waikiki Swim Club to be consulted about and envisioned the Ironman triathlon as it is now know.
As a swimmer and long-time resident of Hawaii, he also successfully crossed the Molokai Channel (Kaiwi Channel) in 1979 together with Michael Miller and was among the first swimmers in the Waikiki Roughwater Swim in the 1970's. He is also the founder and co-race director of the Maui Channel Swim that he founded in 1972 as well as the Maui 'Aumākua 2.4 Mile Swim.