List of ship commissionings in 1966
The list of ship commissionings in 1966 includes a chronological list of all ships commissioned in 1966.
| Operator | Ship | Flag | Class and type | Pennant | Other notes | |
|---|---|---|---|---|---|---|
| 25 February | Finnlines | Finndana | Finland | ferry | Previously Hansa Express for the same company | |
| 28 March | Finnlines | Finnhansa | Finland | ferry | Delivery delayed by two onboard fires; largest ferry on the Baltic Sea when delivered | |
| 27 April | Siljarederiet | Fennia | Finland | ferry | ||
| 2 May | Swedish Lloyd | Saga | Sweden | ferry | ||
| 21 June | Royal Navy | Fife | County-class destroyer | D20 | ||
| 22 June | Finnlines | Finnpartner | Finland | ferry | ||
| 6 August | United States Navy | Tripoli | Iwo Jima-class amphibious assault ship | LPH-10 | ||
| 27 August | United States Navy | Arlington | Saipan-class aircraft carrier modified into communications relay ship | AGMR-2 | Former USS Saipan | |
| 25 February | TT-Line | Finndana | Finland | ferry | Chartered from Finnlines | |
| 11 October | Royal Navy | Glamorgan | County-class destroyer | D19 | ||
| 27 October | Rederi AB Svea | Svea | Sweden | ferry | ||
| 15 November | Chilean Navy | Virgilio Uribe | Buckley-class destroyer escort | APD-29 | Former USS Daniel T. Griffin |