The 13th Senate of Spain was a meeting of the Senate of Spain, the upper house of the Spanish Cortes Generales, with the membership determined primarily by the results of the general election held on 28 April 2019.

The 13th Spanish general election under the 1978 Constitution was held on 28 April 2019.

In July 2019 caretaker Prime Minister Pedro Sánchez (POSE) failed to secure the necessary votes in the Congress of Deputies to form a government after the failure of coalition talks with UP–ECP.

[13][14] Sánchez announced on 17 September 2019 that an election would be held on 10 November 2019, the fourth in as many years.

[17] The 13th senate has seen the following deaths, disqualifications, resignations, suspensions and regional legislature appointments: