Ministry of the Navy (Spanish: Ministerio de Marina) was a government department of Spain that was tasked with oversight of the Spanish Navy (Armada Española) and existed in multiple reincarnations before being finally dissolved in 1977, when its functions were merged with the Ministry of Defence by Adolfo Suárez.

The Office of the Navy of Spain (Despacho de Marina de España) was reorganized into the Ministry of the Navy by the Royal Decree from 20 September 1851.

It was dissolved twice in its history before being restored by Francisco Franco in 1939, lasting until being merged with the Defence Ministry in 1977 by the Royal Decree 1558/1977,[1] as part of the transition to democracy.

Secretariat of State for the Navy and the Indies Position abolished (At the beginning of 1715, the Secreteriat was suppressed, and its competencies were divided between the Secretariats of War and Justice).

Reestablished 3 years later It was renamed as "Secretariat of State of the Navy" (Secretaría de Estado de Marina) Position abolished (held by the First Secretary of State).