The Duchess of Bremerton
- Builder
- Us Navy Shipyards
- Build year
- 1917
- Previous names
- Araucano, Mary Irene, Rio Bonita, Sc 300 (Usn)
- LOA (m)
- 31.88
- Beam (m)
- 4.72
- Gross tonnage (GT)
- 102
- Build country
- United States
- Completion date (source)
- 1917-01-01
- Hull type
- Mono hull
- Hull materials
- Wood
- Superstructure materials
- Wood
- Maximum speed (source; unit unspecified)
- 12
- Cruising speed (source; unit unspecified)
- 10
- Engines
- 2
- Engine power (kW, source)
- 367
- Engine power (HP, source)
- 492
- Propulsion
- propellers
- Propulsion count
- 2