List of ship decommissionings in 1912
# List of ship decommissionings in 1912

The list of ship decommissionings in 1912 includes a chronological list of ships decommissioned in 1912. In cases where no official decommissioning ceremony was held, the date of withdrawal from service may be used instead.

| Date | Operator | Ship | Pennant | Class and type | Fate and other notes |
| - | - | - | - | - | - |
| June 28 | United States Navy | A-5 | Submarine Torpedo Boat No. 6 | Plunger-class submarine | placed in reserve at Puget Sound Navy Yard and later shipped to the Philippines |
| November 28 | United States Navy | A-3 | Submarine Torpedo Boat No. 4 | Plunger-class submarine | to the Pacific Reserve Fleet, later shipped to the Philippines |
