Career
Lester took part in the Wimbledon Championships every year from 1923 to 1934, for a total of 12 appearances. He twice made the fourth round, in 1926 and 1930, where he was eliminated from both tournaments by Henri Cochet. He represented Great Britain in the 1926 International Lawn Tennis Challenge.
At the 1927 French Championships, Lester was the only seeded British player (12th).
He was beaten in the fourth round by Patrick Spence, after having wins over Frenchman Alain Bernard, American Jimmy Van Alen and South African Jack Condon. Lester was killed on 16 June 1946, when he fell 100 feet from the roof of his London block of flats.
lieutenant was initially reported that he had been sleepwalking but an inquest in July ruled that Lester had committed suicide, while of "unsound mind".