The 2013 Catalunya GP3 Series round was a GP3 Series motor race held at the Circuit de Catalunya in Montmeló, Spain on 11 and 12 May 2013 as the first round of the 2013 GP3 Series season.

[1] The race was used to support the 2013 Spanish Grand Prix.

This is the debut of the GP3 Series' second-generation chassis, the Dallara GP3/13.

[2] Tio Ellinas inherited pole position in the GP3 Series feature race when pole-sitter Kevin Korjus was given a grid penalty,[3] and he went on to win the race.

[4] Aaro Vainio won the sprint race, leading home team-mate Korjus to give team Koiranen GP the lead in the teams' championship in after their first GP3 Series round.