Germany's Normann Stadler won his second Hawaii Ironman, setting a record on the bike and holding on in the marathon on Saturday.
The 33-year-old Stadler, who also won in 2004, finished the 226km endurance test in 8:11:56. His completed the 180km bike leg in 4:18:23, more than three minutes faster than last year's record pace.
Michellie Jones of Australia, who was second last year, won the women's race in 9:18:31. Stadler and Jones each received US$110,000 for their wins.
Australia's Chris McCormack finished second among the men in 8:13:02. He trailed Stadler by as much as 8:28 at the 19km marker in the run. Defending champion Faris Al-Sultan of Germany finished third in 8:19:04.
Women's winner Jones, asked at the finish how she felt, said: "How do you think I feel? I am an Ironman world champion."
Desiree Ficker of the US was second in 9:24:02.