The High Court of Justice of Catalonia (Catalan: Tribunal Superior de Justícia de Catalunya, TSJC) is the highest body and last judicial instance of the Spanish judiciary in Catalonia.

The TSJC regulates the functions of the judges and looks over the different provincial courts.

The TSJC was created on 23 May 1989 with the Organic Law of Judicial Authority (Spanish: Ley Orgánica del Poder Judicial), as part of the process of devolution to Catalonia from the Spanish government, started in 1979.

Its headquarters are located at the Palau de Justícia, Barcelona.

Candidates need to obtain a three fifths (13) supermajority of the 21 votes of the General Council of Judicial Authority (Spanish: Consejo General del Poder Judicial).