The National Security Council (Spanish: Consejo de Seguridad Nacional, CSN) of Spain is the principal advisory body used by the Prime Minister for considerations of national security and foreign policy matters with senior ranks of the Administration with competencies in these matters.

It was created in 2013 with the unanimous agreement of all political forces in the Cortes Generales within the framework of the National Security Strategy.

[1] CSN meetings are only held when convened by the Prime Minister.

[1] According to the National Security Act 36/2015 (LSN), CSN has the following functions:[2] In case of crisis: The National Security Act, in its article 21, section 1, letter h, grants the Council the power to create support bodies to carry out its functions.

Since 2013, 8 support bodies have been created: Since its inception, the National Security Council has convened 32 times.