The 1999 FIA GT Zolder 500 km was the fifth round the 1999 FIA GT Championship season. It took place at the Circuit Zolder, Belgium, on July 18, 1999.

Cars failing to complete 70% of winner's distance are marked as Not Classified (NC).

Pos	No	Team	Drivers	Chassis	Tyre	Laps
				Engine
1	1	Chrysler Viper Team Oreca	Olivier Beretta Karl Wendlinger	Chrysler Viper GTS-R	M	106
				Chrysler 8.0L V10
2	18	Chamberlain Motorsport	Ni Amorim Toni Seiler	Chrysler Viper GTS-R	M	106
				Chrysler 8.0L V10
3	34	Lister Storm Racing	Mike Hezemans David Hart	Lister Storm	M	105
				Jaguar 7.0L V12
4	15	Freisinger Motorsport	Michel Ligonnet Wolfgang Kaufmann	Porsche 911 GT2	D	105
				Porsche 3.6L Turbo Flat-6
5	21	Paul Belmondo Racing	Paul Belmondo Claude Yves-Gosselin	Chrysler Viper GTS-R	D	104
				Chrysler 8.0L V10
6	6	Konrad Motorsport	Franz Konrad Altfrid Heger	Porsche 911 GT2	D	101
				Porsche 3.6L Turbo Flat-6
7	16	Freisinger Motorsport	Manfred Jurasz Yukihiro Hane	Porsche 911 GT2	D	100
				Porsche 3.6L Turbo Flat-6
8	69	Proton Competition	Gerold Ried Christian Ried	Porsche 911 GT2	Y	99
				Porsche 3.6L Turbo Flat-6
9	9	Elf Haberthur Racing	Raffaele Sangiuolo Mauro Casadei Patrick Vuillaume	Porsche 911 GT2	D	97
				Porsche 3.6L Turbo Flat-6
10	5	Roock Sportsystem	Ben Lievens Michel Meers	Porsche 911	Y	97
				Porsche 3.6L Flat-6
11	77	Seikel Motorsport	Ernst Palmberger Nigel Smith Richard Nearn	Porsche 911 GT2	D	96
				Porsche 3.6L Turbo Flat-6
12	25	Lister Storm Racing	Julian Bailey Andy Wallace Jamie Campbell-Walter	Lister Storm	M	95
				Jaguar 7.0L V12
13	23	Werner Paul Belmondo Racing	Francis Werner Jacques Piattier Philippe Auvray	Porsche 911 GT2	D	94
				Porsche 3.6L Turbo Flat-6
14	33	GLPK Racing	Vincent Vosse Didier Defourny	Chrysler Viper GTS-R	D	83
				Chrysler 8.0L V10
15	4	Roock Racing	André Ahrlé Hubert Haupt Claudia Hürtgen	Porsche 911 GT2	Y	79
				Porsche 3.6L Turbo Flat-6
16 DNF	19	Chamberlain Motorsport	Christian Vann Christian Gläsel	Chrysler Viper GTS-R	M	46
				Chrysler 8.0L V10
17 DNF	22	Paul Belmondo Racing	Alex Portman Steffan Widmann	Chrysler Viper GTS-R	D	45
				Chrysler 8.0L V10
18 DNF	11	Marcos Racing International	Cor Euser Herman Buurman	Marcos Mantara LM600	D	41
				Chevrolet 5.9L V8
19 DNF	2	Chrysler Viper Team Oreca	Jean-Philippe Belloc Marc Duez	Chrysler Viper GTS-R	M	29
				Chrysler 8.0L V10
20 DNF	10	Marcos Racing International	Hans Willems Vincent Dupont	Marcos Mantara LM600	D	18
				Chevrolet 5.9L V8
21 DNF	24	RWS Motorsport	Horst Felbermayr, Sr. Horst Felbermayr, Jr.	Porsche 911 GT2	?	8
				Porsche 3.6L Turbo Flat-6
22 DNF	8	Elf Haberthur Racing	Luca Cappellari Marco Spinelli Michel Neugarten	Porsche 911 GT2	D	4
				Porsche 3.6L Turbo Flat-6

• Pole position – #25 Lister Storm Racing – 1:34.314
• Fastest lap – #25 Lister Storm Racing – 1:35.636
• Average speed – 147.598 km/h