Geoff Duke, English-Manx motorcycle racer (d. 2015)
Geoffrey Ernest Duke (29 March 1923 – 1 May 2015) was a British multiple motorcycle Grand Prix road racing world champion. Born in St. Helens, Lancashire, after retirement from competition he was a businessman based in the Isle of Man. He raced several brands of motorcycle: Norton, Gilera, BMW, NSU and Benelli.