The list of ship commissionings in 1927 includes a chronological list of all ships commissioned in 1927.
| Operator | Ship | Flag | Class and type | Pennant | Other notes | |
|---|---|---|---|---|---|---|
| 27 March |  Imperial Japanese Navy
|
Akagi | Aircraft carrier | |||
| May |  French Navy
|
Béarn | Aircraft carrier | |||
| 1 July |  Norway
|
Sanct Svithun | Hurtigruten passenger ship | |||
| 12 July |  Royal Navy
|
Berwick | County-class cruiser | |||
| 15 August | Royal Navy
|
Nelson | Nelson-class battleship | |||
| 24 August | Royal Navy
|
Oberon | Odin-class submarine | |||
| 20 September | Imperial Japanese Navy
|
Aoba | Aoba-class cruiser | |||
| 30 September | Imperial Japanese Navy
|
Kinugasa | Aoba-class cruiser | |||
| 10 November | Royal Navy
|
Rodney | Nelson-class battleship | |||
| 16 November |  United States Navy
|
Saratoga | Lexington-class aircraft carrier | CV-3 | ||
| 14 December | United States Navy
|
Lexington | Lexington-class aircraft carrier | CV-2 |