1950 Grand Prix motorcycle racing season

The 1950 Grand Prix motorcycle racing season was the second F.I.M. Road Racing World Championship Grand Prix season. The season consisted of six Grand Prix races in five classes: 500cc, 350cc, 250cc, 125cc and Sidecars 600cc. It began on 10 June, with Isle of Man TT and ended with Nations Grand Prix on 10 September.

Round	Date	Grand Prix	Circuit	125cc winner	250cc winner	350cc winner	500cc winner	Sidecars 600cc winner	Report
1	10 June	Isle of Man TT	Snaefell Mountain		Dario Ambrosini	Artie Bell	Geoff Duke		Report
2	2 July	Belgian Grand Prix	Spa-Francorchamps			Bob Foster	Umberto Masetti	Oliver / Dobelli	Report
3	8 July	Dutch TT	Assen	Bruno Ruffo		Bob Foster	Umberto Masetti		Report
4	23 July	Swiss Grand Prix	Geneva		Dario Ambrosini	Leslie Graham	Leslie Graham	Oliver / Dobelli	Report
5	18 August	Ulster Grand Prix	Clady	Carlo Ubbiali	Maurice Cann	Bob Foster	Geoff Duke		Report
6	10 September	Nations Grand Prix	Monza	Gianni Leoni	Dario Ambrosini	Geoff Duke	Geoff Duke	Oliver / Dobelli	Report

Points were awarded to the top six finishers in each race. All rounds counted towards the championship in the 125cc and Sidecars, the best three races counted in the 250cc, while in the 350cc and 500cc championships, only the best four results counted.

Pos Rider Machine MAN BEL HOL SUI ULS NAC Pts 1 Umberto Masetti Gilera 1 1 2 6 2 28 (29) 2 Geoff Duke Norton 1 Ret Ret 4 1 1 27 3 Leslie Graham AJS Porcupine 4 Ret Ret 1 2 7 17 4 Nello Pagani Gilera 2 2 10 7 Ret 12 5 Carlo Bandirola Gilera 4 4 3 Ret 5 12 6 Johnny Lockett Norton 3 Ret Ret 6 3 8 9 7 Artie Bell Norton 2 Ret 6 8 Arciso Artesiani MV Agusta 5 Ret 12 3 6 9 Harry Hinton Norton 10 6 3 Ret DNS 5 10 Ted Frend AJS 15 3 Ret Ret Ret 11 4 11 Dickie Dale Norton 7 9 Ret 4 6 4 12 Harold Daniell Norton 5 Ret Ret 5 DNS 10 4 13 Alfredo Milani Gilera Ret 4 3 14 Eric McPherson AJS / Norton 14 Ret 5 2 15 Jock West AJS 5 2 16 Syd Jensen Triumph / AJS Ret 12 6 Ret 1 17 Reg Armstrong Velocette 6 8 Ret 1 18 Phil Heath Norton 34 13 7 Ret 8 0 19 Bob Foster Moto Guzzi / AJS / Velocette Ret 7 Ret Ret 15 0 20 Georges Cordey Norton / Velocette 7 Ret 0 21 Ken Armstrong MV Agusta / Velocette 9 8 0 22 Albert Moule Norton 17 Ret 8 11 Ret 0 23 Cromie McCandless Norton 8 0 24 Jack Brett Norton 9 11 0 25 Georges Houel Gilera Ret 9 0 = Harry Turner Norton Ret 9 0 26 Giuseppe Colnago Gilera 9 0 27 Jim Swarbrick Norton 18 11 10 15 0 28 Felice Benasedo Moto Guzzi 10 Ret Ret 0 29 Ernie Barrett Norton Ret 10 0 30 George Morrison Norton 11 Ret DNS 0 31 Jim Kentish Norton Ret 11 0 = Louis van Rijswijk Triumph Ret 11 0 33 Arthur Wheeler Norton 26 14 12 DNS 0 34 Freddie Fairbairn Vincent Grey Flash 51 12 0 35 Ken Bills Vincent Grey Flash 12 0 = Guido Leoni MV Agusta 12 0 37 Ernie Braine Norton 46 Ret 14 13 0 38 Albert Vertriest Triumph 16 13 0 39 Benoit Musy Moto Guzzi 13 18 0 40 Tommy McEwans Triumph 13 0 = Armando Miele Gilera 13 0 42 Dante Bianchi Moto Guzzi 14 0 = Hans Haldemann Norton 14 0 44 Auguste Goffin Norton 15 17 0 45 Sidney Mason Norton Ret 15 0 46 Evert Carlsson Norton 19 16 0 47 Roy Evans Norton 16 0 = Georges Monneret Norton 16 0 49 Ernie Thomas Triumph Ret 17 Ret Ret 0 50 Jaak Delsing Triumph 17 0 51 Väinö Hollming Norton / Velocette 18 Ret Ret Ret 0 52 Adelmo Mandolini Moto Guzzi 19 0 = David Whitworth Triumph 19 0 54 Sid Lawton AJS / Rudge 20 DNS 0 55 Lodovico Facchinelli Moto Guzzi 20 0 56 Dario Basso Gilera 21 0 = Ashley Len Parry Norton 21 0 58 Libero Liberati Moto Guzzi 22 0 = Stan Miller Norton 22 0 60 Bill Beevers Norton 23 0 61 John Simister Triumph 24 0 62 Vic Willoughby Norton 25 Ret Ret 0 63 Les Archer Norton 27 0 64 Charlie Brett Velocette 28 0 65 Guy Newman Norton 29 0 66 Charlie Gray AJS 30 0 67 George Paterson AJS 31 0 68 Roy Walker Norton 32 0 69 Jack Varlow Norton 33 0 70 Jack Harding Norton 35 Ret 0 71 Syd Barnett AJS 36 0 72 Eric Hardy Norton 37 0 73 Humphrey Ranson AJS 38 0 74 John Fisher Norton 39 0 75 Ernest Walker Norton 40 0 76 Reg Lee AJS 41 0 77 Jack Bailey Triumph 42 0 78 Charlie Salt Velocette 43 Ret Ret Ret 0 79 Leslie Harris Velocette 44 0 80 Joe Glazebrook Triumph 45 0 81 Syl Anderton Triumph 47 0 82 Llewelyn Ranson AJS 48 0 83 John Dale Norton 49 0 84 Reg McDonald Velocette 50 0 85 Bob McDonald AJS 52 0 - Eric Briggs Norton Ret Ret Ret 0 - Oliver Scott Norton Ret Ret Ret 0 - Bill Hall Triumph Ret Ret 0 - Bill Lomas Velocette Ret Ret 0 - Bob Matthews Velocette Ret Ret 0 - Bert Meyers Norton Ret Ret 0 - Fergus Anderson Moto Guzzi Ret 0 - Manliff Barrington Vincent Grey Flash Ret 0 - Bruno Bertacchini Moto Guzzi Ret 0 - Aldo Brini Gilera Ret 0 - Thomas Byrne Triumph Ret 0 - Maurice Cann Moto Guzzi Ret 0 - Gerard Carter Norton Ret 0 - Luigi Ciai Moto Guzzi Ret 0 - Eugéne Cordang Triumph Ret 0 - Les Dear Norton Ret 0 - Wilmot Evans Bitza Ret 0 - Mike Featherstone AJS Ret 0 - Lennart Fenning Norton Ret 0 - Jack Fletcher BSA Ret 0 - Cees Fokke-Bosch Norton Ret 0 - Sante Geminiani Moto Guzzi Ret 0 - Rob Harrison Triumph Ret 0 - Johnny Hodgkin Vincent Grey Flash Ret 0 - Chris Horn Norton Ret 0 - Eddie Iffland Norton Ret 0 - Denis Jenkinson Norton Ret 0 - Piet Knijnenburg BMW R51/2 Ret 0 - Max Klein Norton Ret 0 - Willy Lips Norton Ret 0 - Bill Maddrick Velocette Ret 0 - Léon Martin Norton Ret 0 - Robert Müller Norton Ret 0 - Bill Petch Norton Ret 0 - Hub Pellikaan BMW R51/2 Ret 0 - Cecil Sandford Velocette Ret 0 - Jacques Schot Norton Ret 0 - Elio Scopingo Moto Guzzi Ret 0 - Cyril Stevens Vincent Ret 0 - Drikus Veer Triumph Ret 0 - Jan Veer Triumph Ret 0 - Robert Weston Norton Ret 0 - Henri Widonne Norton Ret 0 Pos Rider Bike MAN BEL HOL SUI ULS NAC Pts

Colour Result Gold Winner Silver Second place Bronze Third place Green Points finish Blue Non-points finish Non-classified finish (NC) Purple Retired (Ret) Red Did not qualify (DNQ) Did not pre-qualify (DNPQ) Black Disqualified (DSQ) White Did not start (DNS) Withdrew (WD) Race cancelled (C) Blank Did not practice (DNP) Did not arrive (DNA) Excluded (EX) Bold – Pole Italics – Fastest Lap

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Pos	Constructor							Pts
1	Norton	1	6	3	4	1	1	28 (32)
2	Gilera	–	1	1	2	6	2	28 (29)
3	AJS	4	3	5	1	2		21
4	MV Agusta	–	5	9	8	–	3	6
5	Triumph	13	12	6	Ret	Ret	–	1
6	Velocette	6	7	9	7	Ret	15	1
–	Bitza	–	–	–	–	Ret	–	0
–	BMW	–	–	Ret	–	–	–	0
–	BSA	Ret	–	–	–	–	–	0
–	Moto Guzzi	Ret	7	Ret	13	–	14	0
–	Rudge-Whitworth	20	–	–	–	–	–	0
–	Vincent	12	–	–	–	12	–	0

Place	Rider	Number	Country	Machine	Points	Wins
1	Bob Foster		United Kingdom	Velocette	30	3
2	Geoff Duke		United Kingdom	Norton	24	1
3	Leslie Graham		United Kingdom	AJS	17	1
4	Artie Bell		United Kingdom	Norton	14	1
5	Reg Armstrong		United Kingdom	Velocette	11	0
6	Eric Hinton		Australia	Norton	9	0
7	Bill Lomas		United Kingdom	Velocette	9	0
8	Harold Daniell		United Kingdom	Norton	6	0
9	John Lockett		United Kingdom	Norton	4	0
9	Dickie Dale		United Kingdom	AJS	4	0
11	Ted Frend		United Kingdom	AJS	4	0
12	Eric McPherson		Australia	AJS	3	0
13	Cecil Sandford		United Kingdom	AJS	3	0

Place	Rider	Number	Country	Machine	Points	Wins
1	Dario Ambrosini		Italy	Benelli	24	3
2	Maurice Cann		United Kingdom	Moto Guzzi	14	1
3	Fergus Anderson		United Kingdom	Moto Guzzi	6	0
3	Bruno Ruffo		Italy	Moto Guzzi	6	0
5	Dickie Dale		United Kingdom	Benelli	4	0
5	Wilf Billington		Ireland	Moto Guzzi	4	0
5	Bruno Francisci		Italy	Benelli	4	0
5	Ronald Mead		United Kingdom	Velocette	4	0
9	Arthur Burton		United Kingdom	Excelsior	3	0
9	Claudio Mastellari		Italy	Moto Guzzi	3	0
9	Benoit Musy		Switzerland	Moto Guzzi	3	0
9	Roland Pike		United Kingdom	Rudge	3	0
13	David Andrews		United Kingdom	Excelsior	2	0

Pos. Rider Bike NED ULS NAT Pts 1 Bruno Ruffo Mondial 1F 2 4 17 2 Gianni Leoni Mondial 2 1 14 2 Carlo Ubbiali Mondial 1F 2F 14 4 Giuseppe Matucci Morini 3 4 4 Luigi Zinzani Morini 3 4 6 Umberto Braga Mondial 4 3 7 Raffaele Alberti Mondial 5 2 7 Felice Benasedo MV Agusta 5 2 9 Gijs Lagervey Sparta 6 2 10 Emilio Soprani Morini 6 1 Pos. Rider Bike SUI NED NAT Pts

Race key Colour Result Gold Winner Silver 2nd place Bronze 3rd place Green Points finish Blue Non-points finish Non-classified finish (NC) Purple Retired (Ret) Red Did not qualify (DNQ) Did not pre-qualify (DNPQ) Black Disqualified (DSQ) White Did not start (DNS) Withdrew (WD) Race cancelled (C) Blank Did not practice (DNP) Did not arrive (DNA) Excluded (EX) Annotation Meaning P Pole position F Fastest lap Rider key Colour Meaning Light blue Rookie rider

Each constructor is awarded the same number of points as their best placed rider in each race.

Pos.	Constructor	NED	ULS	NAT	Pts
1	Mondial	1	1	1	24
2	Morini	3		3	8
3	MV Agusta	5			2
4	Sparta	6			1
Pos.	Constructor	NED	ULS	NAT	Pts

• Haefliger, Werner. FIM MotoGP Results 1949–2023 Guide (2024 ed.). pp. 6–7. ISBN 978-2-9701086-8-9.
• Büla, Maurice & Schertenleib, Jean-Claude (2001). Continental Circus 1949–2000. Chronosports S.A. ISBN 2-940125-32-5
• "The Official MotoGP website". Archived from the original on 2021-12-21. Retrieved 2010-07-06.