| Played For: | New Westminster Bruins Kamloops Junior Oilers Brandon Wheat Kings Boston Bruins Hershey Bears Moncton Golden Flames Adirondack Red Wings SaiPa |
| Position: | Centre |
| Shoots: | Right |
| Height Ft: | 6 |
| Height In: | 0 |
| Weight Lb: | 176 |
| Ntl Team: | CAN |
| Birth Date: | February 23, 1963 |
| Birth Place: | Castlegar, British Columbia, Canada |
| Draft: | 186th overall |
| Draft Year: | 1982 |
| Draft Team: | Boston Bruins |
| Career Start: | 1979 |
| Career End: | 1990 |
Douglas Kostynski (born February 23, 1963, in Castlegar, British Columbia) is a retired ice hockey player. He was drafted by the Boston Bruins with the 186th overall pick in the 1982 NHL Entry Draft. He played 15 games for the Bruins.
| Regular season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Team | League | GP | G | A | Pts | PIM | GP | G | A | Pts | PIM | ||
| 1979–80 | New Westminster Bruins | WHL | 11 | 1 | 4 | 5 | 12 | — | — | — | — | — | ||
| 1980–81 | New Westminster Bruins | WHL | 64 | 18 | 40 | 58 | 51 | — | — | — | — | — | ||
| 1981–82 | Kamloops Junior Oilers | WHL | 53 | 39 | 42 | 81 | 57 | 3 | 1 | 0 | 1 | 0 | ||
| 1982–83 | Brandon Wheat Kings | WHL | 11 | 4 | 5 | 9 | 5 | — | — | — | — | — | ||
| 1982–83 | Kamloops Junior Oilers | WHL | 64 | 53 | 54 | 107 | 50 | 7 | 2 | 7 | 9 | 6 | ||
| 1983–84 | Boston Bruins | NHL | 9 | 3 | 1 | 4 | 2 | — | — | — | — | — | ||
| 1983–84 | Hershey Bears | AHL | 67 | 13 | 27 | 40 | 8 | — | — | — | — | — | ||
| 1984–85 | Boston Bruins | NHL | 6 | 0 | 0 | 0 | 2 | — | — | — | — | — | ||
| 1984–85 | Hershey Bears | AHL | 55 | 17 | 27 | 44 | 26 | — | — | — | — | — | ||
| 1985–86 | Moncton Golden Flames | AHL | 72 | 18 | 36 | 54 | 24 | 8 | 3 | 1 | 4 | 9 | ||
| 1986–87 | Moncton Golden Flames | AHL | 74 | 21 | 45 | 66 | 22 | 6 | 2 | 1 | 3 | 0 | ||
| 1987–88 | Adirondack Red Wings | AHL | 18 | 3 | 3 | 6 | 10 | 1 | 0 | 0 | 0 | 2 | ||
| 1988–89 | SaiPa | Liiga | 44 | 20 | 32 | 52 | 16 | — | — | — | — | — | ||
| 1989–90 | SaiPa | Liiga | 38 | 13 | 18 | 31 | 34 | — | — | — | — | — | ||
| NHL totals | 15 | 3 | 1 | 4 | 4 | — | — | — | — | — | ||||
| AHL totals | 286 | 72 | 138 | 210 | 90 | 15 | 5 | 2 | 7 | 11 | ||||