List of ship decommissionings in 1983
The list of ship decommissionings in 1983 includes a chronological list of all ships decommissioned in 1983.
| Operator | Ship | Flag | Class and type | Fate | Other notes | |
| 28 February | Stena Sessan Line | Prinsessan Birgitta | Cruiseferry | Chartered to Sealink | Renamed St Nicholas | |
| 25 March | Unknown | World Wide Expo | Cruiseferry | End of charter, returned to DFDS Seaways | Renamed Tor Scandinavia | |
| 28 March | ' | Sold to the Turkish Navy | Renamed | |||
| 19 May | Polferries | Rogalin | Ferry | Chartered to Faraskip H/F | Renamed Edda | |
| 30 June | ' | Sold to the Turkish Navy | Renamed | |||
| 27 July | ' | Sold to New Zealand | Renamed | |||
| Date unknown | Karageorgis Line | Wasa Star | Cruiseferry | Taken over by Rederi AB Gotland due to breaking of charter agreement by Vaasanlaivat-Vasabåtarna | Sold to Larvik Line, 29 August 1983 | |
| 12 September | B&I Line | ' | Ferry | End of charter, returned to Svea Line (Finland) | Laid up until 1984 | |
| 18 September | Faraskip H/F | Edda |  IcelandMS|Scandinavia|1981|2BHS |