The list of ship commissionings in 1929 is a chronological list of ships commissioned in 1929. In cases where no official commissioning ceremony was held, the date of service entry may be used instead.
| Operator | Ship | Class and type | Pennant | Other notes | |
|---|---|---|---|---|---|
| 19 August |  Ofotens Dampskibsselskab | Barøy | Passenger / cargo ship | ||
| 22 October |  Royal Netherlands Navy | HNLMS Van Galen | Admiralen-class destroyer | VG |