List of ship decommissionings in 1990
The list of ship decommissionings in 1990 includes a chronological list of all ships decommissioned in 1990.
| Date | Operator | Ship | Flag | Class and type | Fate | Other notes |
| January | Royal Admiral Cruises | Stardancer | Cruiseferry | Sold to Royal Caribbean Cruise Lines | Renamed Viking Serenade | |
| 6 February | CTC Cruises |  Soviet Unionsclass|Ivan Franko|passenger ship|2FINFINFIN |