Paul Martelletti (1:07:32) outpaced close to 1,900 runners to defend his title in the Watford Marathon in England, just northwest of London.
Martelletti took second in 2014.
Runner-up Daniel Steel finished with a time of 1:12:52.
In a tight race for third, Luke Delderfield (1:13:59) edged Elliot Hind (1:14:05).
Winner of the Watford Half pic.twitter.com/F4KMZxGgLh
— Watford Half Mar. (@WatfordHalf) February 7, 2016
For the women, it was Victoria Knight (1:18:24) holding off Hayley Munn (1:18:29) to defend her title.
Coming in third was Lucy Charles with a time of 1:20:59.
Here's the first lady finishing at the #WatfordHalf earlier today
WatfordHalf</a> <a href="https://twitter.com/WatfordHarriers">WatfordHarriers pic.twitter.com/Y390dFtsEt
— Sussex Sport Photos (@UKSportPhoto) February 7, 2016