The 1985–86 NHL season was the 69th season of the National Hockey League. Twenty-one teams each played 80 games. This season saw the league's Board of Governors introduce the Presidents' Trophy, which would go to the team with the best overall record in the NHL regular season. The Edmonton Oilers would be the first winners of this award.
The Montreal Canadiens defeated the Calgary Flames four games to one in the final series to win the Stanley Cup.
Note: GP = Games Played, W = Wins, L = Losses, T = Ties, GF= Goals For, GA = Goals Against, Pts = Points, PIM = Penalty Minutes
Note: all dates in 1986
Hartford Whalers vs. Quebec Nordiques
Hartford wins best-of-five series 3–0
Boston Bruins vs. Montreal Canadiens
Montreal wins best-of-five series 3–0
New York Rangers vs. Philadelphia Flyers
New York Rangers wins best-of-five series 3–2
New York Islanders vs. Washington Capitals
Washington wins best-of-five series 3–0
Toronto Maple Leafs vs. Chicago Black Hawks
Toronto wins best-of-five series 3–0
St. Louis Blues vs. Minnesota North Stars
St. Louis wins best-of-five series 3–2
Vancouver Canucks vs. Edmonton Oilers
Edmonton wins best-of-five series 3–0
Winnipeg Jets vs. Calgary Flames
Calgary wins best-of-five series 3–0
Hartford Whalers vs. Montreal Canadiens
Montreal wins best-of-seven series 4–3
New York Rangers vs. Washington Capitals
New York Rangers wins best-of-seven series 4–2
Toronto Maple Leafs vs. St. Louis Blues
St. Louis wins best-of-seven series 4–3
Calgary Flames vs. Edmonton Oilers
Calgary wins best-of-seven series 4–3
New York Rangers vs. Montreal Canadiens
Montreal wins best-of-seven series 4–1
St. Louis Blues vs. Calgary Flames
Montreal Canadiens vs. Calgary Flames
The following is a list of players of note who played their first NHL game in 1985–86 (listed with their first team, stars(*) mark start in playoffs):
The following is a list of players of note that played their last game in the NHL in 1985–86 (listed with their last team):