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 crews race only once a day, each event has a limited number of places. Qualifying races are held on the Friday before the regatta. The regatta's Committee of Management decides at its absolute discretion which crews are obliged to qualify; the Committee will examine the form and calibre of the entrants and may choose to pre-qualify some of them. The qualifying races take the form of a timed processional race up the regatta course, with the fastest crews qualifying. Times are released for non-qualifying crews only. This does not stop an enthusiastic band of unofficial timers with synchronised watches working