Pierre Jean Arsenault (born October 12, 1963) is a Canadian professional baseball scout for the Miami Marlins of Major League Baseball and a former longtime bullpen coach and coordinator. He was listed as a coach for 16 consecutive seasons for the Montreal Expos (1992âÂÂ2001) and the Florida Marlins (2002âÂÂ2007).
As of , he was serving as one of the Marlins' professional scouts, based in Pierrefonds, Quebec.
He had previously been an assistant coach for the Québec Capitales of the Frontier League.