| Position: | Defense |
| Played For: | Washington Capitals Baltimore Skipjacks Portland Pirates Newcastle Cobras Nottingham Panthers Newcastle Riverkings Ayr Scottish Eagles |
| Shoots: | Left |
| Height Ft: | 6 |
| Height In: | 1 |
| Weight Lb: | 209 |
| Birth Date: | 1970 1, mf=yes |
| Birth Place: | Kindersley, Saskatchewan, Canada |
| Draft: | 59th overall |
| Draft Year: | 1989 |
| Draft Team: | Washington Capitals |
| Career Start: | 1989 |
| Career End: | 2000 |
James Johnson Mathieson (born January 24, 1970) is a Canadian former professional ice hockey player. Mathieson was a defenceman for the Washington Capitals during the 1989–90 NHL season. He was drafted by the Capitals in the 1989 NHL Entry Draft. Jim graduated from Luther College high school in Regina, Saskatchewan in 1988.
| Team | League | GP | GP | G | A | Pts | PIM | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1986–87 | Regina Pats | WHL | 40 | 0 | 9 | 9 | 40 | 3 | 0 | 1 | 1 | 2 | ||
| 1987–88 | Regina Pats | WHL | 72 | 3 | 12 | 15 | 115 | 4 | 0 | 2 | 2 | 4 | ||
| 1988–89 | Regina Pats | WHL | 62 | 5 | 22 | 27 | 151 | — | — | — | — | — | ||
| 1989–90 | Regina Pats | WHL | 67 | 1 | 26 | 27 | 158 | 11 | 0 | 7 | 7 | 16 | ||
| 1989–90 | Washington Capitals | NHL | 2 | 0 | 0 | 0 | 4 | — | — | — | — | — | ||
| 1989–90 | Baltimore Skipjacks | AHL | — | — | — | — | — | 3 | 0 | 0 | 0 | 4 | ||
| 1990–91 | Baltimore Skipjacks | AHL | 65 | 3 | 5 | 8 | 168 | 4 | 1 | 0 | 1 | 6 | ||
| 1991–92 | Baltimore Skipjacks | AHL | 74 | 2 | 9 | 11 | 206 | — | — | — | — | — | ||
| 1992–93 | Baltimore Skipjacks | AHL | 46 | 3 | 5 | 8 | 88 | 3 | 0 | 1 | 1 | 23 | ||
| 1993–94 | Portland Pirates | AHL | 43 | 0 | 7 | 7 | 89 | 12 | 0 | 1 | 1 | 36 | ||
| 1994–95 | Portland Pirates | AHL | 35 | 5 | 5 | 10 | 119 | 7 | 1 | 0 | 1 | 4 | ||
| 1995–96 | Portland Pirates | AHL | 35 | 3 | 4 | 7 | 110 | — | — | — | — | — | ||
| 1996–97 | Newcastle Cobras | BISL | 35 | 1 | 0 | 1 | 36 | 5 | 0 | 0 | 0 | 29 | ||
| 1997–98 | Nottingham Panthers | BISL | 40 | 2 | 7 | 9 | 64 | 6 | 0 | 0 | 0 | 4 | ||
| 1998–99 | Newcastle Riverkings | BISL | 42 | 2 | 7 | 9 | 57 | 6 | 0 | 1 | 1 | 6 | ||
| 1999–00 | Ayr Scottish Eagles | BISL | 34 | 1 | 3 | 4 | 59 | 6 | 0 | 1 | 1 | 8 | ||
| NHL totals | 2 | 0 | 0 | 0 | 4 | — | — | — | — | — | ||||
| AHL totals | 298 | 16 | 35 | 51 | 780 | 29 | 2 | 2 | 4 | 73 | ||||