Bryan William Dumesnil (born September 19, 1983 in Nanaimo, British Columbia, Canada) is a pitcher with the independent Southern Maryland Blue Crabs.
Dumesnil was a member of the Nanaimo Pirates of the B.C. Premier Baseball League.
Dumesnil was a member of Team Canada during the 2009 World Baseball Classic, although he did not enter either of Canada's two games during the preliminary stage of the tournament at the Rogers Centre in Toronto, Canada. He was also on Team Canada for the 2009 Baseball World Cup.
On February 2, 2011, he signed a contract with the Blue Crabs.