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