Gilmour was drafted by the St. Louis Blues in 1982 and made his NHL debut in 1983. He quickly established himself as a top player in the league and was named to the NHL All-Rookie Team in 1984. He was traded to the Calgary Flames in 1988 and helped lead them to a Stanley Cup victory in 1989. He was named the Conn Smythe Trophy winner as the MVP of the playoffs.
Gilmour was traded to the Toronto Maple Leafs in 1992 and became an instant fan favorite. He was named team captain and led the Leafs to the Conference Finals in 1993. He was traded to the New Jersey Devils in 1997 and helped them reach the Stanley Cup Finals in 2001.
Gilmour retired in 2003 after playing 20 seasons in the NHL. He finished his career with 450 goals and 964 assists for a total of 1,414 points. He was inducted into the Hockey Hall of Fame in 2011.
Gilmour was one of the most popular players of his era and his legacy lives on in the hearts of hockey fans everywhere. He was a fierce competitor who always gave his best effort and was a leader both on and off the ice. He will always be remembered as one of the greatest players of all time.