This list of 2013 motorsport champions is a list of national or international auto racing series with championships decided by the points or positions earned by a driver from multiple races where the season was completed during the 2013 calendar year.
^Allen, Peter (3 November 2013). "Calado finishes GP2 season with victory". Paddock Scout. Retrieved 3 November 2013. His rival Sam Bird came through to fourth from ninth on the grid to give Russian Time the teams' title at their first attempt.
^"Kvyat wins and becomes 2013 GP3 Series champion". GP3 Series. GP2 Motorsport Limited. 2 November 2013. Archived from the original on 3 November 2013. Retrieved 3 November 2013. ART Grand Prix wrapped up the teams' championship trophy and end the day on 360 points, with MW Arden on 273 and Koiranen GP on 195.
^"David Sears: "Auto GP is a winning package"". Auto GP. Auto GP Organisation. 8 September 2013. Retrieved 15 September 2013. The team, owned by David Sears and by his son John, has mathematically clinched the teams' title for the second time thanks to an exciting second part of the season.
^Allen, Peter (3 October 2013). "Roundup: Dominant Magnussen close to title despite exclusion". Paddock Scout. Retrieved 27 October 2013. Having already wrapped up the title in August, Yuichi Nakayama continued his dominance at the penultimate weekend of the season at Sugo.
^ abDavid, Gruz (22 September 2013). "Rovera claims Abarth title with Misano win". Paddock Scout. Retrieved 22 September 2013. Meanwhile, the National Trophy champion has also been decided early, with Trofimov leading main rival Larionov by 79 points.
Yvan Muller
Honda
Mike Rockenfeller
Petr Fulín
Mario Dablander
Mirko Bortolotti
Jeroen Schothorst
Josh Files
Bobby East
