The list of ship commissionings in 1911 includes a chronological list of ships commissioned in 1911. In cases where no official commissioning ceremony was held, the date of service entry may be used instead.
| Date | Operator | Ship | Class and type | Notes | |
|---|---|---|---|---|---|
| January 11 | |||||
| January 15 | |||||
| February 24 | |||||
| May 16 | armored cruiser | ||||
| June 16 | |||||
| July 1 | |||||
| July 24 | |||||
| July 25 | |||||
| July 25 | |||||
| July 31 | |||||
| August 1 | |||||
| August 1 | |||||
| August 5 | |||||
| August 8 | |||||
| August 23 | |||||
| August 30 | |||||
| August 31 | |||||
| September 5 | |||||
| November 22 | |||||
| December 1 | [1] | ||||
| December 18 | |||||
| December 21 | [2] | ||||
| unknown date | Patrol vessel | [3] |