Whitcombe was behind after the swim and bike ride

The Middlesex athlete won in a time of one hour 57 minutes and 38 seconds, ahead of Kiwi Sam Warriner in second and Manchester's Liz Blatchford.

South Africa's Hendrik de Villiers came home first in the men's elite event in Docklands, winning in 1:45:35.

Londoner Tim Don finished second in 01:46:06, just edging out Eastbourne's Oliver Freeman who was given the same time on the official results.

Now in its 10th year, the Michelob Ultra London Triathlon has become the biggest event of its kind in the world.