Marlow Regatta is one of the multi-lane regattas in the British Rowing calendar. Held at Dorney Lake, Eton, it attracts a large entry from schools, clubs and universities from around the UK along with overseas crews who are preparing for Henley Royal Regatta. It is an independent regatta that is organised by a committee of volunteers on behalf of the regatta Subscribers. Racing is held over 2 days, with Seniors & Juniors racing over 2000m on the Saturday and Masters, Seniors & Women racing over 1000m on the Sunday.
The Thames Valley Trial Head is run in late January/early February at Dorney Lake, Eton over 1,900m. It is a time trial raced in 3 divisions of approximately 180 crews (per division). Crews are able to race in all three divisions to enable coaches to try out different crew combinations