List of Toronto Maple Leafs seasons
The Toronto Maple Leafs are a professional ice hockey team based in Toronto, Ontario. They are members of the Atlantic Division in the Eastern Conference of the National Hockey League and are known as one of the Original Six teams of the league. Founded in 1917, the club had no nickname in their first season, and were known as the Toronto Arenas for their second season. From the 1919–20 season they were known as the Toronto St. Patricks, until in February 1927 when the club was purchased by Conn Smythe. Smythe changed the name of the club to the Maple Leafs and they have been known by that name ever since. The 2016–17 season is the 100th for the franchise and since their founding the Leafs have won 2794 regular season games, accumulated five division championships, led the league in points six times, appeared in the playoffs 65 times, gained eight O'Brien Cup championships, and won 13 Stanley Cup titles.
Table keys
| Term or abbreviation | Definition |
| Finish | Final position in division or league standings |
| GA | Goals against |
| GF | Goals for |
| GP | Number of games played |
| L | Number of losses |
| OT | Number of losses in overtime |
| Pts | Number of points |
| T | Number of ties |
| TG | Two-game total goals series |
| W | Number of wins |
| — | Does not apply |