U
| Ship Name | Year Launched | Renamed | Fate |
|---|---|---|---|
| SS Uganda | 1952 | Yes (2 Different names) | Broken up in 1992 |
| SS United States | 1951 | No | Laid up in Philadelphia, bought to be preserved as of February 2011 |
| MS Uruguay | - | Yes (2 Different names) (See: SS California (1928) | - |
| RMS Umbria | 1884 | No | Scrapped in 1910 |
Read more about this topic: List Of Ocean Liners