List of ship decommissionings in 1958
The list of ship decommissionings in 1958 includes a chronological list of all ships decommissioned in 1958. In cases where no official decommissioning ceremony was held, the date of withdrawal from service may be used instead. For ships lost at sea, see list of shipwrecks in 1958 instead.
| Operator | Ship | Class and type | Fate | Other notes | |
| 3 May |  navy|United Kingdom|naval-GS|name=Royal Fleet Auxiliarynavy|United Kingdom|naval-GS|name=Royal Fleet Auxiliary |