[1] In the teams' championship, defending champions ART Grand Prix secured their seventh GP3 Series title.
Champion George Russell took 4 wins, Giuliano Alesi got 3 sprint race wins., Nirei Fukuzumi won 2 races during the season, and Dorian Boccolacci, Arjun Maini, Raoul Hyman, Jack Aitken, Alessio Lorandi, and Niko Kari all took 1 win each.
All GP3 drivers competed in a Dallara GP3/16 chassis, using a Mecachrome GP3 V6 engine and Pirelli P Zero and Cinturato tyres.
[26] Round 1: Spain Jack Aitken became the first polesitter of the 2017 season and Dorian Boccolacci qualified third on his first GP3 race.
Notes: Only three best-finishing cars are allowed to score points in the championship.