The list of ship decommissionings in 1933 is a chronological list of ships decommissioned in 1933. 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 1933 instead.
| Operator | Ship | Class and type | Fate | Other notes | |
|---|---|---|---|---|---|
| 26 April |  Royal Australian Navy | HMAS Albatros | Seaplane tender | Transferred to the Royal Navy in 1938 | |
| 7 June |  United States Navy | USS Advance | Harbor tug | Sold 1934 |