List of ship decommissionings in 1864
# List of ship decommissionings in 1864

The list of ship decommissionings in 1864 includes a chronological list of ships decommissioned in 1864. In cases where no official decommissioning ceremony was held, the date of withdrawal from service may be used instead.

| Date | Operator | Ship | Class and type | Fate and other notes |
| - | - | - | - | - |
| May | United States Revenue-Marine | Aaron V. Brown | revenue cutter | sold |
| unknown date | Royal Danish Navy | Aarøsund | gunboat | |
| unknown date | Hellenic Navy | Othon | steamship | |
