These are the complete European Championship and World Championship Grand Prix results for Automobiles Ettore Bugatti, the works Bugatti team.

(key) (results in bold indicate pole position, results in italics indicate fastest lap)

Year	Entrant	Chassis	Engine	Drivers	1	2	3	4	5	6	7
1931	Automobiles Ettore Bugatti	Bugatti T51	2.3 L8		ITA	FRA	BEL
				Achille Varzi	Ret	1	Ret
				Louis Chiron	Ret	1	Ret
				Albert Divo	3	7	Ret
				Guy Bouriat	3	7	Ret
				William Grover-Williams		Ret	1
				Caberto Conelli		Ret	1
	J.-P. Wimille	Bugatti T51	2.3 L8	Jean-Pierre Wimille	4	Ret	Ret
				Jean Gaupillat	4	Ret	Ret
	M. Lehoux	Bugatti T51	2.3 L8	Marcel Lehoux	Ret	Ret
				Philippe Étancelin	Ret	Ret
	Earl Howe	Bugatti T51	2.3 L8	Earl Howe		12
				Brian Lewis		12
	B. Ivanowsky	Bugatti T35B	2.3 L8	Emilio Eminente		Ret
				Edmond Bourlier		Ret
	Conte d'Arnoux	Bugatti T35C	2.0 L8	Georges d'Arnoux		Ret
				Max Fourny		Ret
	E. Grimaldi	Bugatti T35C	2.0 L8	Enzo Grimaldi		Ret
				"Borgait"		Ret
1932	Automobiles E. Bugatti	Bugatti T54	5.0 L8		ITA	FRA	GER
				Achille Varzi	Ret	Ret
				Louis Chiron	Ret
				Albert Divo		Ret
		Bugatti T51	2.3 L8		6		DNS
				Guy Bouriat	6†
				Louis Chiron		4	Ret
				Achille Varzi			DNS
	R. Dreyfus	Bugatti T51	2.3 L8	René Dreyfus	5	5	4
	M. Lehoux	Bugatti T51	2.3 L8	Marcel Lehoux	Ret		Ret
		Bugatti T54	5.0 L8			Ret
	"Williams"	Bugatti T51	2.3 L8	William Grover-Williams		6
	Earl Howe	Bugatti T54	5.0 L8	Earl Howe		9
				Hugh Hamilton		9†
	M. Fourny	Bugatti T51	2.3 L8	Max Fourny		Ret
	J. Gaupillat	Bugatti T51	2.3 L8	Jean Gaupillat		Ret
	Pilesi Racing Team	Bugatti T51	2.3 L8	Hans Lewy			Ret
		Bugatti T35B	2.3 L8	Paul Pietsch			Ret
1935	Automobiles E. Bugatti	Bugatti T59/50S	4.9 L8		MON	FRA	BEL	GER	SUI	ITA	ESP
				Robert Benoist		Ret
		Bugatti T59	3.3 L8				5				6
				Piero Taruffi			6	Ret		5
				Jean-Pierre Wimille			Ret			Ret	4
	Earl Howe	Bugatti T59	3.3 L8	Earl Howe	Ret				10
	G. Léoz-Abad	Bugatti T51	2.3 L8	Genaro Léoz-Abad							Ret
1936	Automobiles E. Bugatti	Bugatti T59	3.3 L8		MON	GER	SUI	ITA
				Jean-Pierre Wimille	6	Ret
				William Grover-Williams	9
		Bugatti T59/50B	4.7 L8	Jean-Pierre Wimille			Ret
	W. Rens	Bugatti T51	2.3 L8	J. Walter Rens		Ret
	Earl Howe	Bugatti T59	3.3 L8	Earl Howe			Ret
1937	M. Walther	Bugatti T35B	2.3 L8		BEL	GER	MON	SUI	ITA
				Martin Walther				DNS
1938	Automobiles E. Bugatti	Bugatti T59/50B3	3.0 L8		FRA	GER	SUI	ITA
				Jean-Pierre Wimille	Ret
Source:[1]

• † Indicates shared drive, no points for the driver who took over

(key)

Year	Entrant	Chassis	Engine	Driver	1	2	3	4	5	6
1929	Automobiles Ettore Bugatti	Bugatti T35B	2.3 L8		500	FRA
				Albert Divo		4
				Caberto Conelli		3
				William Grover-Williams		1
1930	Automobiles Ettore Bugatti	Bugatti T35C	2.0 L8		500	EUR	FRA
				Albert Divo		3	DNA
				Guy Bouriat		2	Ret
				Louis Chiron		1	Ret
				William Grover-Williams			Ret
1931	Automobiles Ettore Bugatti	Bugatti T51	2.3 L8		GER
				Louis Chiron	2
				Achille Varzi	3
				Albert Divo	DNS
				Guy Bouriat	7
				William Grover-Williams	Ret
1933	Automobiles Ettore Bugatti	Bugatti T51/T59	2.3 L8		MON	FRA	BEL	ITA	ESP
				René Dreyfus	3	DNA	3	DNA	6
				Achille Varzi	1	DNA	2	DNA	4
				William Grover-Williams	7	DNA	6	DNA	DNS
				Albert Divo		DNA			DNS
1934	Automobiles Ettore Bugatti	Bugatti T59	3.0 L8		MON	FRA	GER	BEL	ITA	ESP
				René Dreyfus	3	Ret		1		7
				Robert Benoist	DNS	4		4
				Jean-Pierre Wimille	Ret	Ret				6
				Tazio Nuvolari		Ret				3
				Antonio Brivio				2	Ret	11

(key) (Results in bold indicate pole position; results in italics indicate fastest lap)

Year	Chassis	Engine(s)	Tires	Drivers	1	2	3	4	5	6	7	8	WCC	Pts
1956	Bugatti T251	Bugatti 2.5 L8	D		ARG	MON	500	BEL	FRA	GBR	GER	ITA	—1	—1
				Maurice Trintignant					Ret
Source:[2]

¹ The World Constructors' Championship was not awarded before 1958.

Year	Race	Driver	Car
1921	Gran Premio delle Vetturette	Ernest Friderich
1925	Targa Florio	Bartolomeo Costantini	Type 35
1926	French Grand Prix	Jules Goux	Type 39 A
1926	Italian Grand Prix	Louis Charavel
1926	Spanish Grand Prix	Bartolomeo Costantini
1926	Targa Florio	Bartolomeo Costantini	Type 35 T
1927	Italian Grand Prix	Tazio Nuvolari	Type 35 C
1927	Targa Florio	Emilio Materassi	Type 35 C
1928	French Grand Prix	William Grover-Williams	Type 35 C
	Italian Grand Prix	Louis Chiron
	Spanish Grand Prix	Louis Chiron
	Targa Florio	Albert Divo	Type 35 B
1929	French Grand Prix	William Grover-Williams	Type 35 B
	German Grand Prix	Louis Chiron
	Spanish Grand Prix	Louis Chiron
	Monaco Grand Prix	William Grover-Williams	Type 35 B
	Targa Florio	Albert Divo	Type 35 C
1930	Belgian Grand Prix	Louis Chiron
	Czechoslovakian Grand Prix	Heinrich-Joachim von Morgen and Hermann zu Leiningen
	French Grand Prix	Philippe Étancelin	Type 35 C
	Monaco Grand Prix	René Dreyfus
1931	Belgian Grand Prix	William Grover-Williams and Caberto Conelli
	Czechoslovakian Grand Prix	Louis Chiron
	French Grand Prix	Louis Chiron and Achille Varzi	Type 51
	Monaco Grand Prix	Louis Chiron
1932	Czechoslovakian Grand Prix	Louis Chiron
1933	Czechoslovakian Grand Prix	Louis Chiron
	Monaco Grand Prix	Achille Varzi
1934	Belgian Grand Prix	René Dreyfus
1936	French Grand Prix	Jean-Pierre Wimille and Raymond Sommer	Type 57 G
1937	24 hours of Le Mans	Jean-Pierre Wimille and Robert Benoist	Type 57 G
1939	24 hours of Le Mans	Jean-Pierre Wimille and Pierre Veyron	Type 57 C