Henley Royal Regatta Henley Royal Regatta Henley Royal Regatta (or Henley Regatta, its original name pre-dating Royal patronage) is a rowing event held annually on the River Thames by the town of Henley-on-Thames, England. It was established on 26 March 1839. It differs from the three other regattas rowed over approximately the same course, Henley Women's Regatta, Henley Masters Regatta and Henley Town and Visitors' Regatta, each of which is an entirely separate event. The regatta lasts for five days (Wednesday to Sunday) ending on the first weekend in July. Races are head-to-head knock out competitions, raced over a course of 1 mile,
Henley Royal Regatta June 1937, the offending references to manual labourers, mechanics, artisans and menial duties were deleted from the ARA rules; Henley's rules were changed the following day, coming into effect from the 1938 regatta. In September 1997, FISA removed all references to amateurism in its rules and in December 1998 Henley followed suit. The regatta is therefore now entirely open. The first ‘overseas’ entry to the regatta was in 1870 when Trinity College, Dublin entered the Grand, Ladies’, Visitors’ and Wyfold. As Dublin was at that time within the United Kingdom, this was not a foreign entry. TCD won the Visitors’