John Turnbull (rower)

John Turnbull (born October 29, 1935) is a Canadian rower who competed at the 1956 Summer Olympics in Melbourne.

Turnbull was a member of the Canadian boat which won the silver medal in the eights event. The Canadian team, comprised of members from the University of British Columbia, lost to the United States by approximately two seconds.

He later became involved in coaching rowing.