The list of ship commissionings in 1948 includes a chronological list of all ships commissioned in 1948.
| Date | Operator | Ship | Class and type | Pennant | Other notes | |
|---|---|---|---|---|---|---|
| 28 May | R81 | Former [1] | ||||
| 27 October | CVL-28 | Recommissioned from reserve | ||||
| November | U.S. Fish and Wildlife Service | Cargo liner | Former U.S. Army Lt. Walter J. Will (FS-244) | |||
| R31 | Former | |||||
| 16 December | R17 | Former |