Marcil is a surname. Notable people with the surname include:Brian Marcil, Canadian football player Champlain Marcil (1920–2010), Canadian photojournalist Charles Marcil (1860–1937), Canadian politician Chris Marcil, American television writer and producer Claude Marcil, Canadian fencer Serge Marcil (1944–2010), Canadian educator and politician Simon Marcil, Canadian politician Vanessa Marcil, American actress William C. Marcil, American media executive
