1st Washington Territory Infantry Regiment
| 1st Washington Territory Infantry Regiment | |
|---|---|
Colonel J. Steinberger | |
| Active | October 1861 – December 1865 |
| Disbanded | December 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Size | 1,032 |
| Engagements | American Civil War Snake War Affair at the Grand Ronde Prairie |
The 1st Regiment of Washington Territory Volunteer Infantry (or 1st Washington Territory Volunteers) was a unit of infantry raised by the Washington Territory for service in the Union Army during the American Civil War.