William D. "Bill" LaRochelle (12 July 1926 – 29 April 2011) was a Canadian sprinter.
He competed in the men's 4 × 400 metres relay at the 1948 Summer Olympics.
LaRochelle played football for the Ottawa Rough Riders, Montreal Alouettes, Winnipeg Blue Bombers and Calgary Stampeders from 1949 to 1953.
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