Asturias (Senate constituency)

Asturias—Oviedo until 1986—is one of the 59 constituencies (circunscripciones) represented in the Senate, the upper chamber of the Spanish parliament, the Cortes Generales. The constituency elects four senators. Its boundaries correspond to those of the Spanish province of Asturias. The electoral system uses an open list partial block voting, with electors voting for individual candidates instead of parties. Electors can vote for up to three candidates.

Senators
{| class="wikitable" style="font-size:95%;" ! colspan="3"| Senators for Asturias 1977–
 * - bgcolor="#CCCCCC"
 * colspan="3"|
 * colspan="3"|

{{legend||SD|border=1px solid #AAAAAA}} {{legend||PSOE|border=1px solid #AAAAAA}} {{legend||ID|border=1px solid #AAAAAA}} {{legend||UCD|border=1px solid #AAAAAA}} {{legend||PP|border=1px solid #AAAAAA}} {{legend||CP|border=1px solid #AAAAAA}} {{legend||AP|border=1px solid #AAAAAA}}

! Legislature ! Election ! Distribution
 * - bgcolor="#CCCCCC"
 * rowspan="2"| Constituent
 * 1977
 * 1978
 * 1st
 * 1979
 * 1978
 * 1st
 * 1979
 * 1st
 * 1979


 * 2nd
 * 1982
 * 3rd
 * 1986
 * 3rd
 * 1986
 * 1986


 * 4th
 * 1989
 * 5th
 * 1993
 * 5th
 * 1993
 * 1993


 * 6th
 * 1996
 * 7th
 * 2000
 * 7th
 * 2000
 * 2000


 * 8th
 * 2004
 * 9th
 * 2008
 * 10th
 * 2011
 * 2008
 * 10th
 * 2011
 * 10th
 * 2011


 * 11th
 * 2015
 * 12th
 * 2016
 * 12th
 * 2016
 * 2016


 * 13th
 * 2019 (Apr)
 * 2019 (Apr)


 * 14th
 * 2019 (Nov)
 * 15th
 * 2023
 * }
 * 15th
 * 2023
 * }
 * }

1978 by-election
After the resignation of Wenceslao Roces due to disagreement with the direction of the Communist Party of Spain, a by-election was called to elect a new senator in Asturias. This election was held concurrently with a by-election in Alicante.