Joseph Georges Leon Mantha (November 29, 1907 – January 25, 1990) was a Canadian ice hockey forward born in Lachine, Quebec. His 1907 birthday was confirmed with his Baptism records by SIHR.
Mantha played his National Hockey League career with the Montreal Canadiens. His career lasted from 1928 to 1941. His brother Sylvio Mantha also played in the NHL. Mantha would win two Stanley Cups in his career, in 1930 and 1931.
Career statistics
| | | Regular season | | Playoffs |
|---|
| Season | Team | League | GP | G | A | Pts | PIM | GP | G | A | Pts | PIM |
|---|
| 1928–29 | Montreal Canadiens | NHL | 31 | 0 | 0 | 0 | 8 | 3 | 0 | 0 | 0 | 0 |
| 1929–30 | Montreal Canadiens | NHL | 44 | 5 | 2 | 7 | 16 | 6 | 0 | 0 | 0 | 8 |
| 1930–31 | Montreal Canadiens | NHL | 44 | 11 | 6 | 17 | 25 | 10 | 5 | 1 | 6 | 4 |
| 1931–32 | Montreal Canadiens | NHL | 48 | 1 | 7 | 8 | 8 | 4 | 0 | 0 | 0 | 2 |
| 1932–33 | Montreal Canadiens | NHL | 43 | 3 | 6 | 9 | 10 | — | — | — | — | — |
| 1933–34 | Montreal Canadiens | NHL | 44 | 6 | 9 | 15 | 12 | — | — | — | — | — |
| 1934–35 | Montreal Canadiens | NHL | 42 | 12 | 10 | 22 | 14 | 2 | 0 | 0 | 0 | 4 |
| 1935–36 | Montreal Canadiens | NHL | 35 | 1 | 12 | 13 | 14 | — | — | — | — | — |
| 1936–37 | Montreal Canadiens | NHL | 47 | 13 | 14 | 27 | 17 | 5 | 0 | 0 | 0 | 0 |
| 1937–38 | Montreal Canadiens | NHL | 47 | 23 | 19 | 42 | 12 | 3 | 1 | 0 | 1 | 0 |
| 1938–39 | Montreal Canadiens | NHL | 25 | 5 | 5 | 10 | 6 | — | — | — | — | — |
| 1939–40 | Montreal Canadiens | NHL | 42 | 9 | 11 | 20 | 6 | — | — | — | — | — |
| 1940–41 | New Haven Eagles | AHL | 49 | 16 | 15 | 31 | 8 | — | — | — | — | — |
| 1940–41 | Montreal Canadiens | NHL | 6 | 0 | 1 | 1 | 0 | — | — | — | — | — |
| 1941–42 | Washington Lions | AHL | 50 | 18 | 25 | 43 | 8 | — | — | — | — | — |
| 1942–43 | Washington Lions | AHL | 19 | 2 | 2 | 4 | 4 | — | — | — | — | — |
| NHL totals | 498 | 89 | 102 | 191 | 148 | 33 | 6 | 1 | 7 | 18 |
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