| Position: | Left wing |
| Shoots: | Left |
| Height Ft: | 6 |
| Height In: | 2 |
| Weight Lb: | 205 |
| Birth Date: | July 15, 1953 |
| Birth Place: | Sudbury, Ontario, Canada |
| Career Start: | 1973 |
| Career End: | 1986 |
| Draft: | 69th overall |
| Draft Year: | 1973 |
| Draft Team: | Atlanta Flames |
| Wha Draft: | 72nd overall |
| Wha Draft Year: | 1973 |
| Wha Draft Team: | Minnesota Fighting Saints |
| Played For: | Minnesota North Stars Pittsburgh Penguins Colorado Rockies |
John Patrick Flesch (born July 15, 1953 in Sudbury, Ontario) is a Canadian former professional ice hockey left winger. He was drafted by the Atlanta Flames in the fifth round, 69th overall, of the 1973 NHL Amateur Draft. He played 124 National Hockey League games with the Minnesota North Stars, Pittsburgh Penguins, and Colorado Rockies.
He was also drafted by the World Hockey Association's Minnesota Fighting Saints; however, he never played in that league.
| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Team | League | GP | G | A | Pts | PIM | GP | G | A | Pts | PIM | ||
| 1973–74 | Omaha Knights | CHL | 69 | 27 | 27 | 54 | 98 | 5 | 1 | 2 | 3 | 4 | ||
| 1974–75 | Minnesota North Stars | NHL | 57 | 8 | 15 | 23 | 42 | — | — | — | — | — | ||
| 1975–76 | New Haven Nighthawks | AHL | 31 | 11 | 10 | 21 | 95 | 3 | 1 | 0 | 1 | 2 | ||
| 1975–76 | Minnesota North Stars | NHL | 33 | 3 | 2 | 5 | 47 | — | — | — | — | — | ||
| 1976–77 | Columbus Owls | IHL | 74 | 34 | 39 | 73 | 210 | 7 | 1 | 5 | 6 | 15 | ||
| 1977–78 | Pittsburgh Penguins | NHL | 29 | 7 | 5 | 12 | 19 | — | — | — | — | — | ||
| 1977–78 | Dayton/Grand Rapids Owls | IHL | 43 | 11 | 19 | 30 | 106 | — | — | — | — | — | ||
| 1978–79 | Grand Rapids Owls | IHL | 67 | 26 | 56 | 82 | 149 | 22 | 10 | 15 | 25 | 36 | ||
| 1979–80 | Colorado Rockies | NHL | 5 | 0 | 1 | 1 | 4 | — | — | — | — | — | ||
| 1979–80 | Grand Rapids Owls | IHL | 76 | 39 | 54 | 93 | 66 | — | — | — | — | — | ||
| 1980–81 | Milwaukee Admirals | IHL | 70 | 27 | 44 | 71 | 70 | 7 | 1 | 3 | 4 | 6 | ||
| 1981–82 | Milwaukee Admirals | IHL | 82 | 39 | 54 | 93 | 45 | 5 | 2 | 2 | 4 | 4 | ||
| 1982–83 | Milwaukee Admirals | IHL | 51 | 24 | 31 | 55 | 56 | 11 | 5 | 7 | 12 | 10 | ||
| 1983–84 | Milwaukee Admirals | IHL | 81 | 43 | 44 | 87 | 27 | 4 | 0 | 2 | 2 | 0 | ||
| 1984–85 | Kalamazoo Wings | IHL | 82 | 38 | 40 | 78 | 72 | 11 | 9 | 4 | 13 | 2 | ||
| 1985–86 | Kalamazoo Wings | IHL | 48 | 15 | 15 | 30 | 33 | 6 | 0 | 3 | 3 | 2 | ||
| NHL Totals | 124 | 18 | 23 | 41 | 112 | — | — | — | — | — | ||||