Thomas Hunter was the first Bicester Triathlon Club competitor home in the sprint at the two-day Leukaemia & Lymphoma Research Blenheim Palace Triathlon on Saturday.
He completed the 750m open water swim, the 19.8km bike ride and 5.7km run in 1hr 41.27secs.
Sarah Kellett and Cynthia Reader took part in the super sprint which consisted of a 400m swim, a 13.2km bike ride and a 3.1km run.
Kellett crossed the line in 1.11.22, ahead of Reader who finished in 1.12.45.
On Sunday, Kellett competed in the sprint relay in one of three teams from Charndon raising money for the charity UCARE.
T Hunter 1.41.27, S Liddicott 1.29.53, G James 1.18.42, L Hughes 1.44.40, R Atkin 1.31.06, S Harris 1.31.06, C Scott 1.27.38, G Cockroft 1.31.56, E Doherty 1.32.01, A Spaul 1.16.49, C Lawrence 1.37.20, S Britnell 2.01.04, N Claxton 1.48.01, G Barker 1.52.18, L Godber 1.24.05, C Darby 1.33.35.
S Kellett 1.11.22, C Reader 1.12.45.
Bicester’s Jo Gundle took the Women’s super vet title at the Otmoor Challenge Half Marathon in 1.47.01.
Mike Smith completed the Classic Quarter 44 Mile Ultra run in a time of 10.16.02.