The 2001 FIA GT Estoril 500 km was the eleventh and final round the 2001 FIA GT Championship season. It took place at the Autódromo do Estoril, Portugal, on October 21, 2001.

Class winners in bold. Cars failing to complete 70% of winner's distance marked as Not Classified (NC).

Pos	Class	No	Team	Drivers	Chassis	Tyre	Laps
					Engine
1	GT	3	Team Carsport Holland	Jeroen Bleekemolen Mike Hezemans	Chrysler Viper GTS-R	M	90
					Chrysler 8.0L V10
2	GT	1	Lister Storm Racing	Jamie Campbell-Walter Bobby Verdon-Roe	Lister Storm	M	90
					Jaguar 7.0L V12
3	GT	7	Larbre Compétition Chéreau	Christophe Bouchut Jean-Philippe Belloc Tiago Monteiro	Chrysler Viper GTS-R	M	90
					Chrysler 8.0L V10
4	GT	4	Team Carsport Holland	Michael Bleekemolen Sebastiaan Bleekemolen	Chrysler Viper GTS-R	M	89
					Chrysler 8.0L V10
5	GT	19	Reiter Engineering	Oliver Gavin Peter Kox	Lamborghini Diablo GT	D	89
					Lamborghini 6.0L V12
6	N-GT	55	Perspective Racing	Thierry Perrier Michel Neugarten	Porsche 911 GT3-RS	D	88
					Porsche 3.6L Flat-6
7	GT	10	Paul Belmondo Competition	Luis Marques Claude-Yves Gosselin	Chrysler Viper GTS-R	D	88
					Chrysler 8.0L V10
8	N-GT	50	Larbre Compétition Chéreau	Sébastien Dumez Patrice Goueslard	Porsche 911 GT3-RS	M	88
					Porsche 3.6L Flat-6
9	N-GT	62	JMB Competition	Christian Pescatori David Terrien	Ferrari 360 Modena N-GT	M	87
					Ferrari 3.6L V8
10	GT	2	Lister Storm Racing	Julian Bailey Nicolaus Springer	Lister Storm	M	87
					Jaguar 7.0L V12
11	N-GT	76	RWS Motorsport	Antonio García Dieter Quester	Porsche 911 GT3-R	M	87
					Porsche 3.6L Flat-6
12	N-GT	54	ART Engineering	Fabio Babini Nigel Smith	Porsche 911 GT3-RS	P	86
					Porsche 3.6L Flat-6
13	N-GT	70	Klober JVG Racing	Jürgen von Gartzen Bruno Eichmann	Porsche 911 GT3-RS	P	86
					Porsche 3.6L Flat-6
14	N-GT	99	Peter Kutemann JMB Competition	Peter Kutemann Iradj Alexander	Ferrari 360 Modena N-GT	M	86
					Ferrari 3.6L V8
15	N-GT	63	JMB Competition	Batti Pregliasco Marco Lambertini	Ferrari 360 Modena N-GT	M	84
					Ferrari 3.6L V8
16	N-GT	72	Escuderia Bengala Paco Orti Racing	Paco Orti Wolfgang Kaufmann	Porsche 911 GT3-R	D	82
					Porsche 3.6L Flat-6
17	GT	30	Proton Competition	Horst Felbermayr, Sr. Horst Felbermayr, Jr.	Porsche 911 GT2	Y	82
					Porsche 3.8L Turbo Flat-6
18	N-GT	59	Freisinger Racing	Alexey Vasilyev Nikolai Fomenko	Porsche 911 GT3-R	Y	82
					Porsche 3.6L Flat-6
19	N-GT	53	ART Engineering	Paul Knapfield Andrea Bertolini	Porsche 911 GT3-R	P	80
					Porsche 3.6L Flat-6
20	GT	8	Proton Competition	Christian Ried Gerold Ried	Porsche 911 GT2	Y	80
					Porsche 3.8L Turbo Flat-6
21	N-GT	67	MAC Racing	Thomas Pichler Raffele Sangiuolo	Porsche 911 GT3-RS	D	80
					Porsche 3.6L Flat-6
22	GT	9	Team A.R.T.	Jean-Pierre Jarier François Lafon	Chrysler Viper GTS-R	D	79
					Chrysler 8.0L V10
23	GT	15	Prodrive All-Stars	Rickard Rydell Alain Menu	Ferrari 550-GTS Maranello	D	79
					Ferrari 5.9L V12
24	N-GT	58	Freisinger Motorsport	Angelo Lembo Marco Saviozzi Emmanuel Moinel Delalande	Porsche 911 GT3-RS	Y	79
					Porsche 3.6L Flat-6
25	N-GT	57	Freisinger Motorsport	Romain Dumas Stéphane Ortelli	Porsche 911 GT3-RS	Y	78
					Porsche 3.6L Flat-6
26	N-GT	77	RWS Motorsport	Luca Riccitelli Sascha Maassen	Porsche 911 GT3-RS	M	78
					Porsche 3.6L Flat-6
27	GT	14	Autorlando Sport	Gabriele Sabatini Marco Spinelli	Porsche 911 GT2	P	76
					Porsche 3.8L Turbo Flat-6
28	N-GT	71	Freisinger Racing	Pedro Névoa Tim Lawrence	Porsche 911 GT3-RS	Y	74
					Porsche 3.6L Flat-6
29	GT	12	Paul Belmondo Racing	Boris Derichebourg Vincent Vosse	Chrysler Viper GTS-R	D	73
					Chrysler 8.0L V10
30 DNF	GT	21	GLPK Racing	Wim Daems Bert Longin	Chrysler Viper GTS-R	D	54
					Chrysler 8.0L V10
31 DNF	N-GT	90	Philippe Brocard Team Kalliste	Stéphane Echallard Jean-Luc Blanchemain Olivier Dupard	Porsche 911 GT3-RS	?	45
					Porsche 3.6L Flat-6
32 DNF	GT	24	Racing Box	Luca Cappellari Emanuele Naspetti	Chrysler Viper GTS-R	D	37
					Chrysler 8.0L V10
33 DNF	N-GT	52	EMKA Racing	Tim Sugden Steve O'Rourke	Porsche 911 GT3-R	D	12
					Porsche 3.6L Flat-6
34 DNF	GT	17	Larbre Compétition Chéreau	Sébastien Bourdais Jean-Luc Chéreau Marc Duez	Chrysler Viper GTS-R	M	1
					Chrysler 8.0L V10
35 DNF	GT	11	Paul Belmondo Racing	Anthony Kumpen Paul Belmondo	Chrysler Viper GTS-R	D	0
					Chrysler 8.0L V10
36 DNF	N-GT	69	Autorlando Sport	Philipp Peter Joël Camathias	Porsche 911 GT3-RS	P	0
					Porsche 3.6L Flat-6

• Pole position – #77 RWS Motorsport^† – 1:45.694
• Fastest lap – #1 Lister Storm Racing – 1:40.186
• Average speed – 124.620 km/h

† – The Superpole shoot-out started under dry conditions, with the RWS Motorsport Porsche able to set a time before rain began to fall. This allowed an N-GT class car to take pole position while the other competitors were slowed.