Mortlake in Mortlake in the 19th century. Sir John Barnard, Lord Mayor of London in the year 1737 and also an MP, used public addresses and private campaigns to outstanding effect in supporting the government against the Jacobite movement in 1745. Since 1845, the Oxford and Cambridge Boat Race has had its finish point at Mortlake, marked by the University Boat Race stone just downstream of Chiswick Bridge. Several other important rowing races over the Championship Course also either start or finish at the stone. The first National School in Mortlake was built providing compulsory education at primary level in 1869,
The Boat Race 1846 was rowed on the ebb tide, from Mortlake to Putney. For the first time in the history of the race, both boats used outriggers. Cambridge "rowed in an outrigger built by Searle, 60 ft in length, 2 ft 8 in in breadth", while Oxford's boat was "expressly built for this match by King of Oxford" and 58 ft 6 in long. Both crews had professional coaches: Oxford used John Noulton while Cambridge were trained by Robert Coombes, a champion sculler. It marked the start of the debate over the use of professional coaches which was not resolved until the 1852