| Arminius Hotel | |
| Designated Other1 Name: | Portland Historic Landmark[1] |
| Designated Other1 Color: | lightgreen |
| Location: | 1022–1038 SW Morrison Street Portland, Oregon |
| Coordinates: | 45.5201°N -122.6829°W |
| Built: | 1904 |
| Architect: | Otto Kleeman |
| Architecture: | 20th Century Classical |
| Added: | July 14, 1988 |
| Area: | less than one acre |
| Refnum: | 88001038 |
The Arminius Hotel is a historic hotel in Portland, Oregon, United States. It was built in 1904 by Otto Kleeman, and is on the National Register of Historic Places. The inscription A.D.U.G. stands for the Allgemeine Deutsche Unterstützungsgesellschaft (General German Aid Society) that constructed the building.[2]