The 2013 ADAC GT Masters season was the seventh season of the ADAC GT Masters, the grand tourer-style sports car racing founded by the German automobile club ADAC. It began on 27 April at Motorsport Arena Oschersleben and finished on 29 September at Hockenheim after eight double-header meetings.^[1] Diego Alessi and Daniel Keilwitz claimed the championship title.^[2]

Team	Car	No.	Drivers	Events
MS Racing	Audi R8 LMS ultra	1	Sebastian Asch	All
			Florian Stoll	All
		100	Daniel Dobitsch	All
			Aditya Patel	All
Callaway Competition	Corvette Z06.R GT3	2	Diego Alessi	All
			Daniel Keilwitz	All
		3	Christian Hohenadel	All
			Andreas Wirth	All
		17	Remo Lips	All
			Lennart Marioneck	All
		18	Toni Seiler	All
			Niclas Kentenich	1, 2
			Gerhard Tweraser	3
			Jeroen Bleekemolen	4, 8
			Mike Parisy	5–7
Team Geyer & Weinig EDV-Unternehmensberatung Schütz Motorsport	Porsche 911 GT3 R	4	Nicolas Armindo	1–6, 8
			Christian Engelhart	1–6
			Michael Christensen	8
Farnbacher Racing	Porsche 911 GT3 R	5	Christina Nielsen	All
			Allan Simonsen	1, 2
			Marco Seefried	3
			Sean Edwards	4
			Anthony Beltoise	5
			Nick Tandy	6
			Kuba Giermaziak	7, 8
		6	Mario Farnbacher	All
			Philipp Frommenwiler	All
		7	Jürg Aeberhard	All
			Tomas Pivoda	1–4
			David Jahn	5–8
Tonino powered by Herberth Motorsport	Porsche 911 GT3 R	8	Robert Renauer	All
			Martin Ragginger	1–3, 5–8
			Michael Christensen	4
		9	René Bourdeaux	All
			Alfred Renauer	All
Polarweiss Racing	Mercedes-Benz SLS AMG GT3	10	Maximilian Buhk	All
			Maximilian Götz	All
		11	Sergey Afanasyev	1–7
			Andreas Simonsen	1–7
			Luca Ludwig	8
			Thomas Jäger	8
DB Motorsport	BMW Z4 GT3	12	Simon Knap	All
			Jeroen den Boer	All
Lambda Performance	Ford GT GT3	14	Frank Kechele	All
			Nico Verdonck	1, 2
			Dominik Schwager	3–8
THE BOSS YACO RACING	Audi R8 LMS ultra	16	Philip Geipel	All
			Dino Lunardi	1, 2
			Christian Mamerow	3
			Frank Schmickler	4, 6, 8
			Filip Sladecka	5, 7
PIXUM Team Schubert	BMW Z4 GT3	19	Claudia Hürtgen	All
			Dominik Baumann	All
		20	Max Sandritter	All
			Jörg Müller	1, 2, 4–8
			Jens Klingmann	3
Team rhino's Leipert Motorsport	Lamborghini Gallardo FL2	21	Frank Schmickler	1, 2
			David Mengesdorf	1
			Peter Kox	2, 3
			Fabian Hamprecht	3
			Carsten Seifert	6
			Roland Rehfeld	6
		22	Eduard Leganov	1–3
			Fabian Hamprecht	1, 2
			Marcel Leipert	3
Fischer Racing	Aston Martin V12 Vantage GT3	23	Gabriele Gardel	1
			Lorenz Frey	1
JRM Racing	Nissan GT-R GT3	24	Matt Bell	8
			Peter Dumbreck	8
		25	Jody Fannin	8
			Steven Kane	8
Prosperia C. Abt Racing	Audi R8 LMS ultra	26	Rahel Frey	All
			Markus Winkelhock	1, 2
			Christopher Haase	3–8
		27	Christopher Mies	All
			René Rast	All
		28	Christer Jöns	All
			Christian Mamerow	1, 2
			Markus Winkelhock	3–8
RWT RacingTeam	Corvette Z06.R GT3	40	Sven Barth	3, 4, 8
			Gerd Beisel	3, 4, 8
SaReNi-United	Chevrolet Camaro GT	41	Albert von Thurn und Taxis	5, 7, 8
			Peter Kox	5
			Štefan Rosina	7
			Oliver Gavin	8
GRT Grasser Racing Team	Lamborghini Gallardo FL2	43	Bernhard Auinger	5
			Gottfried Grasser	5
		44	Harald Proczyk	5
			Gerhard Tweraser	5
Schulze Motorsport	Nissan GT-R GT3	45	Michael Schulze	3
			Tobias Schulze	3
Vita4One Racing Team	BMW Z4 GT3	46	Martin Matzke	2–4
			Yelmer Buurman	2, 3
			Daniel Brown	4
		47	Paul Green	2–5
			Jonas Giesler	2
			Niclas Kentenich	3–5
Prospeed Competition	Porsche 911 GT3 R	48	Charles Espenlaub	2
			Charles Putman	2
Phoenix Racing	Audi R8 LMS ultra	49	Enzo Ide	8
			Nico Verdonck	8

Round		Circuit	Date	Pole	Winner
1	R1	Motorsport Arena Oschersleben	27 April	No. 10 Polarweiss Racing	No. 27 Prosperia C. Abt Racing
				Maximilian Buhk Maximilian Götz	Christopher Mies René Rast
	R2		28 April	No. 10 Polarweiss Racing	No. 2 Callaway Competition
				Maximilian Buhk Maximilian Götz	Diego Alessi Daniel Keilwitz
2	R1	Circuit de Spa-Francorchamps	11 May	No. 14 Lambda Performance	No. 14 Lambda Performance
				Frank Kechele Nico Verdonck	Frank Kechele Nico Verdonck
	R2		12 May	No. 14 Lambda Performance	No. 19 PIXUM Team Schubert
				Frank Kechele Nico Verdonck	Dominik Baumann Claudia Hürtgen
3	R1	Sachsenring	8 June	No. 27 Prosperia C. Abt Racing	No. 27 Prosperia C. Abt Racing
				Christopher Mies René Rast	Christopher Mies René Rast
	R2		9 June	No. 20 PIXUM Team Schubert	No. 20 PIXUM Team Schubert
				Jens Klingmann Max Sandritter	Jens Klingmann Max Sandritter
4	R1	Nürburgring	3 August	No. 2 Callaway Competition	No. 10 Polarweiss Racing
				Diego Alessi Daniel Keilwitz	Maximilian Buhk Maximilian Götz
	R2		4 August	No. 18 Callaway Competition	No. 19 PIXUM Team Schubert
				Jeroen Bleekemolen Toni Seiler	Dominik Baumann Claudia Hürtgen
5	R1	Red Bull Ring	10 August	No. 2 Callaway Competition	No. 2 Callaway Competition
				Diego Alessi Daniel Keilwitz	Diego Alessi Daniel Keilwitz
	R2		11 August	No. 14 Lambda Performance	No. 2 Callaway Competition
				Frank Kechele Nico Verdonck	Diego Alessi Daniel Keilwitz
6	R1	Lausitzring	31 August	No. 6 Farnbacher Racing	No. 2 Callaway Competition
				Mario Farnbacher Philipp Frommenwiler	Diego Alessi Daniel Keilwitz
	R2		1 September	No. 8 Tonino powered by Herberth Motorsport	No. 8 Tonino powered by Herberth Motorsport
				Martin Ragginger Robert Renauer	Martin Ragginger Robert Renauer
7	R1	Automotodróm Slovakia Ring	14 September	No. 14 Lambda Performance	No. 12 DB Motorsport
				Frank Kechele Dominik Schwager	Jeroen den Boer Simon Knap
	R2		15 September	No. 28 Prosperia C. Abt Racing	No. 2 Callaway Competition
				Christer Jöns Markus Winkelhock	Diego Alessi Daniel Keilwitz
8	R1	Hockenheimring	28 September	No. 14 Lambda Performance	No. 14 Lambda Performance
				Frank Kechele Dominik Schwager	Frank Kechele Dominik Schwager
	R2		29 September	No. 18 Callaway Competition	No. 14 Lambda Performance
				Jeroen Bleekemolen Toni Seiler	Frank Kechele Dominik Schwager

• Official website
• ADAC GT Masters on RacingSportCars
• 2013 ADAC GT Masters season on Speedsport Magazine