| History | |
|---|---|
 United States | |
| Name | USS Sotoyomo |
| Builder | Levingston Shipbuilding Co., Orange, Texas |
| Laid down | 7 September 1942 |
| Launched | 19 October 1942 |
| Commissioned | 29 May 1943, as USS ATR-43 |
| Decommissioned | 9 April 1946 |
| Recommissioned | 6 June 1951 |
| Decommissioned | 1 July 1955 |
| Renamed |
|
| Stricken | 1 September 1961 |
| Fate | Sold to the Republic of Mexico Navy, June 1963 |
 Mexico | |
| Name | ARM Sotoyomo |
| Acquired | June 1963 |
| Fate | Unknown |
| General characteristics | |
| Class and type | Sotoyomo-class tugboat |
| Displacement |
|
| Length | 143 ft (44 m) |
| Beam | 33 ft (10 m) |
| Draft | 13 ft (4.0 m) |
| Propulsion | Diesel-electric engines, single screw |
| Speed | 13 knots (24 km/h; 15 mph) |
| Complement | 45 |
| Armament | 1 × 3"/50 caliber gun |
USS Sotoyomo (ATR-43/ATA-121) was a rescue tug of the United States Navy that served during World War II and the early 1950s, and was sold to Mexico in 1963.
The ship was laid down on 7 September 1942 at Orange, Texas, by the Levingston Shipbuilding Co., launched on 19 October 1942, and commissioned on 29 May 1943 as USS ATR-43.