| Position: | Defence |
| Shoots: | Left |
| Height Ft: | 5 |
| Height In: | 11 |
| Weight Lb: | 177 |
| Played For: | New York Rangers Minnesota North Stars Chicago Black Hawks Detroit Red Wings Pittsburgh Penguins Buffalo Sabres Minnesota Fighting Saints San Diego Mariners |
| Birth Date: | August 30, 1941 |
| Birth Place: | Quebec City, Quebec, Canada |
| Death Place: | Saint Paul, Minnesota, U.S. |
| Career Start: | 1962 |
| Career End: | 1977 |
Michael William McMahon Jr. (August 30, 1941 – April 29, 2013) was a Canadian ice hockey defenceman who played in the National Hockey League (NHL) for the New York Rangers, Minnesota North Stars, Chicago Black Hawks, Detroit Red Wings, Pittsburgh Penguins and the Buffalo Sabres between 1963 and 1972. He also played in the World Hockey Association for the Minnesota Fighting Saints and San Diego Mariners between 1972 and 1976. He played 224 games in the NHL, scoring 15 goals and 83 points, and 269 games in the WHA, scoring 29 goals and 130 points.[1] His father, Mike Sr. also played in the NHL.[2] McMahon was born in Quebec City, Quebec.
He died in Saint Paul, Minnesota on April 29, 2013.[3]
| Regular season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Team | League | GP | PIM | GP | G | A | Pts | PIM | |||||
| 1959–60 | Guelph Biltmore Mad Hatters | OHA | 48 | 7 | 16 | 23 | 0 | — | — | — | — | — | ||
| 1960–61 | Guelph Royals | OHA | 46 | 10 | 36 | 46 | 0 | — | — | — | — | — | ||
| 1961–62 | Guelph Royals | OHA | 45 | 9 | 28 | 37 | 0 | — | — | — | — | — | ||
| 1961–62 | Kitchener-Waterloo Beavers | EPHL | 5 | 0 | 1 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | ||
| 1962–63 | Sudbury Wolves | EPHL | 71 | 12 | 39 | 51 | 107 | 8 | 3 | 3 | 6 | 8 | ||
| 1963–64 | Baltimore Clippers | AHL | 40 | 7 | 10 | 17 | 66 | — | — | — | — | — | ||
| 1963–64 | New York Rangers | NHL | 18 | 0 | 1 | 1 | 16 | — | — | — | — | — | ||
| 1963–64 | St. Paul Rangers | CPHL | 13 | 3 | 9 | 12 | 30 | — | — | — | — | — | ||
| 1964–65 | Baltimore Clippers | AHL | 8 | 0 | 0 | 0 | 6 | — | — | — | — | — | ||
| 1964–65 | New York Rangers | NHL | 1 | 0 | 0 | 0 | 0 | — | — | — | — | — | ||
| 1964–65 | St. Paul Rangers | CPHL | 63 | 20 | 41 | 61 | 204 | 11 | 4 | 5 | 9 | 23 | ||
| 1965–66 | New York Rangers | NHL | 41 | 0 | 12 | 12 | 34 | — | — | — | — | — | ||
| 1965–66 | Minnesota Rangers | CPHL | 25 | 3 | 13 | 16 | 45 | 4 | 1 | 3 | 4 | 0 | ||
| 1966–67 | Houston Apollos | CPHL | 64 | 13 | 37 | 50 | 129 | 6 | 0 | 3 | 3 | 6 | ||
| 1966–67 | Quebec Aces | AHL | — | — | — | — | — | 1 | 0 | 1 | 1 | 0 | ||
| 1967–68 | Minnesota North Stars | NHL | 74 | 14 | 33 | 47 | 71 | 14 | 3 | 7 | 10 | 4 | ||
| 1968–69 | Cleveland Barons | AHL | 6 | 1 | 4 | 5 | 4 | — | — | — | — | — | ||
| 1968–69 | Minnesota North Stars | NHL | 43 | 0 | 11 | 11 | 21 | — | — | — | — | — | ||
| 1968–69 | Chicago Black Hawks | NHL | 20 | 0 | 8 | 8 | 6 | — | — | — | — | — | ||
| 1969–70 | Baltimore Clippers | AHL | 48 | 13 | 25 | 38 | 29 | 5 | 0 | 0 | 0 | 2 | ||
| 1969–70 | Detroit Red Wings | NHL | 2 | 0 | 0 | 0 | 0 | — | — | — | — | — | ||
| 1969–70 | Pittsburgh Penguins | NHL | 12 | 1 | 3 | 4 | 19 | — | — | — | — | — | ||
| 1970–71 | Buffalo Sabres | NHL | 12 | 0 | 0 | 0 | 4 | — | — | — | — | — | ||
| 1970–71 | Springfield Kings | AHL | 36 | 5 | 14 | 19 | 43 | 12 | 3 | 10 | 13 | 57 | ||
| 1971–72 | Providence Reds | AHL | 39 | 3 | 19 | 22 | 74 | — | — | — | — | — | ||
| 1971–72 | Rochester Americans | AHL | 9 | 0 | 10 | 10 | 4 | — | — | — | — | — | ||
| 1971–72 | New York Rangers | NHL | 1 | 0 | 0 | 0 | 0 | — | — | — | — | — | ||
| 1972–73 | Minnesota Fighting Saints | WHA | 75 | 12 | 39 | 51 | 87 | 6 | 0 | 6 | 6 | 6 | ||
| 1973–74 | Minnesota Fighting Saints | WHA | 71 | 10 | 35 | 45 | 82 | 11 | 1 | 7 | 8 | 9 | ||
| 1974–75 | Minnesota Fighting Saints | WHA | 64 | 5 | 15 | 20 | 42 | 7 | 0 | 1 | 1 | 0 | ||
| 1975–76 | San Diego Mariners | WHA | 69 | 2 | 12 | 14 | 38 | 9 | 0 | 1 | 1 | 2 | ||
| 1976–77 | Springfield Indians | AHL | 59 | 6 | 25 | 31 | 64 | — | — | — | — | — | ||
| WHA Totals | 269 | 29 | 101 | 130 | 249 | 32 | 1 | 14 | 15 | 13 | ||||
| NHL Totals | 224 | 15 | 68 | 83 | 171 | 14 | 3 | 7 | 10 | 4 | ||||