As a youth, Marois played in the 1968, 1969 and 1970
Quebec International Pee-Wee Hockey Tournaments with a
minor ice hockey team from
L'Ancienne-Lorette, Quebec. Marois started his
National Hockey League career with the
New York Rangers in
1978. He also played for the
Vancouver Canucks before landing with the
Quebec Nordiques. While with the Quebec Nordiques, Marois served as team captain for three years before being traded to the
Winnipeg Jets. He left the NHL after the
1992 season. He served one season as a player-assistant coach of the
Hamilton Canucks of the
AHL in
1992–93 before retiring as a player. He worked as a scout with the
Carolina Hurricanes and
Vancouver Canucks before later becoming an amateur scout with the
Detroit Red Wings. He was inducted into the QMJHL Hall of Fame in 2016. ==Career statistics==