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Geoffrey Ernest "Geoff" Duke OBE (29 March 1923 – 1 May 2015) was a British multiple motorcycle Grand Prix road racing world champion. In the 1950s, he won six world championships and six Isle of Man TT races.
References[change | change source]
- "Grand Prix and TT legend Geoff Duke has died". bikesportnews.com. 2 May 2015. Retrieved 2 May 2015.