| Formerly | Pacific Coast International League |
|---|---|
| Classification | Class B (1919) |
| Sport | Minor League Baseball |
| First season | 1919 |
| Ceased | June 8, 1919 |
| Replaced by | Pacific Coast International League |
| President | J. M. Osmond (1919) |
| No. of teams | 4 |
| Country | Canada United States of America |
| Most titles | 1 Vancouver Beavers (1919) |
The Northwest International League was a minor league baseball league that played briefly in the 1919 season. The four–team Class B level league evolved from the 1918 Pacific Coast International League, with franchises based in Washington and British Columbia.