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| Race 6 of 6 races in the 1950 Grand Prix motorcycle racing season | |||||||||||||||||||||||||||
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| Date | 10 September 1950 | ||||||||||||||||||||||||||
| Location | Autodromo Nazionale Monza | ||||||||||||||||||||||||||
| Course |
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| 500 cc | |||||||||||||||||||||||||||
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| 350 cc | |||||||||||||||||||||||||||
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| 250 cc | |||||||||||||||||||||||||||
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| 125 cc | |||||||||||||||||||||||||||
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| Sidecar (B2A) | |||||||||||||||||||||||||||
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The 1950 Nations motorcycle Grand Prix was the sixth and final round of the 1950 Grand Prix motorcycle racing season. It took place on 10 September 1950 at the Autodromo Nazionale Monza.
| Pos | Rider | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|
| 1 |  Geoff Duke | Norton | 31 | 1:11:06.6 | 8 |
| 2 |  Umberto Masetti | Gilera | 31 | +50.4 | 6 |
| 3 | Arciso Artesiani | MV Agusta | 31 | +1:36.4 | 4 |
| 4 | Alfredo Milani | Gilera | 31 | +1:36.8 | 3 |
| 5 | Carlo Bandirola | Gilera | 31 | +1:59.6 | 2 |
| 6 | Dickie Dale | Norton | 31 | +2:00.2 | 1 |
| 7 | Leslie Graham | AJS | 31 | +2:04.4 | |
| 8 | Johnny Lockett | Norton | 31 | +2:21.8 | |
| 9 | Giuseppe Colnago | Gilera | 30 | ||
| 10 | Harold Daniell | Norton | 30 | ||
| 11 | Ted Frend | AJS | 30 | ||
| 12 | Guido Leoni | MV Agusta | 29 | ||
| 13 | Armando Miele | Gilera | 29 | ||
| 14 | Dante Bianchi | Moto Guzzi | 29 | ||
| 15 | Bob Foster | AJS | 29 | ||
| 16 |  Georges Monneret | Norton | 28 | ||
| 17 |  Auguste Goffin | Norton | 28 | ||
| 18 |  Benoît Musy | Moto Guzzi | 28 | ||
| 19 | Adelmo Mandolini | Moto Guzzi | 28 | ||
| 20 | Lodovico Facchinelli | Gilera | 27 | ||
| 21 | Libero Liberati | Moto Guzzi | 27 | ||
| 22 | Dario Basso | Gilera | 27 | ||
| [1] | |||||
| Pos | Rider | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|
| 1 | Geoff Duke | Norton | 24 | 59:18.0 | 8 |
| 2 | Leslie Graham | AJS | 24 | +1.0 | 6 |
| 3 |  Harry Hinton | Norton | 24 | +1.4 | 4 |
| 4 | Dickie Dale | Norton | 24 | +7.0 | 3 |
| 5 | Bill Lomas | Velocette | 24 | +1:02.6 | 2 |
| 6 | Cecil Sandford | AJS | 24 | +1:05.2 | 1 |
| 7 |  Reg Armstrong | Velocette | 24 | +1:05.6 | |
| 8 | Ted Frend | AJS | 24 | +1:50.6 | |
| 9 | Tommy Wood | Velocette | 24 | +1:50.8 | |
| 10 | Georges Monneret | AJS | 23 | ||
| 11 | Bob Matthews | Norton | 23 | ||
| 12 | Pierre Monneret | AJS | 23 | ||
| 13 | Ernie Thomas | Velocette | 23 | ||
| 14 | Eric Oliver | Velocette | |||
| 15 |  Väinö Hollming | Velocette | |||
| [1] | |||||
| Pos | Rider | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|
| 1 | Dario Ambrosini | Benelli | 32 | 1:23:03.6 | 8 |
| 2 | Fergus Anderson | Moto Guzzi | 32 | +58.2 | 6 |
| 3 | Bruno Francisci | Benelli | 32 | +1:28.2 | 4 |
| 4 | Claudio Mastellari | Moto Guzzi | 32 | +2:28.4 | 3 |
| 5 | Alano Montanari | Moto Guzzi | 31 | 2 | |
| 6 | Ugo Plebani | Moto Guzzi | 31 | 1 | |
| 7 | Elio Scopigno | Moto Guzzi | 31 | ||
| 8 | Armando Miele | Benelli | 31 | ||
| 9 | Onorato Francone | Moto Guzzi | 30 | ||
| 10 | Ernaldo Casprini | Moto Guzzi | 30 | ||
| 11 | Luigi Falconi | Moto Guzzi | 30 | ||
| 12 | Lanfranco Baviera | Moto Guzzi | 29 | ||
| [1] | |||||
| Pos | Rider | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|
| 1 | Gianni Leoni | Mondial | 16 | 45:44.8 | 8 |
| 2 | Carlo Ubbiali | Mondial | 16 | +0.6 | 6 |
| 3 | Luigi Zinzani | Moto Morini | 16 | +0.8 | 4 |
| 4 | Bruno Ruffo | Mondial | 16 | +1:00.0 | 3 |
| 5 | Raffaele Alberti | Mondial | 16 | +1:00.6 | 2 |
| 6 | Emilio Soprani | Moto Morini | 16 | +2:36.4 | 1 |
| 7 | Romolo Ferri | Moto Morini | 15 | ||
| 8 | Franco Bertoni | MV Agusta | 15 | ||
| 9 | Renato Magi | MV Agusta | 14 | ||
| 10 | Antonio Ronchei | MV Agusta | 14 | ||
| 11 |  Wim Zijlaard | MV Agusta | 14 | ||
| 12 | Carlo Poggi | MV Agusta | 14 | ||
| 13 | Vittorio Lucchi | MV Agusta | 13 | ||
| [1] | |||||
| Pos | Rider | Passenger | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|---|
| 1 | Eric Oliver | Lorenzo Dobelli | Norton | 16 | 43:43.4 | 8 |
| 2 | Ercole Frigerio | Ezio Ricotti | Gilera | 16 | +2:03.6 | 6 |
| 3 | Hans Haldemann | Josef Albisser | Norton | 16 | +2:25.0 | 4 |
| 4 | Jakob Keller | Gianfranco Zanzi | Gilera | 3 | ||
| 5 | Ernesto Merlo | Dino Magri | Gilera | 2 | ||
| 6 | Fritz Mühlemann | Marie Mühlemann | Norton | 1 | ||
| 7 | Henri Meuwly | Pierre Devaud | Gilera | |||
| 8 | Aldo del Corno | ? | Moto Guzzi | |||
| 9 | Roberto Besana | ? | Triumph | |||
| 10 | Willy Wirth | Fredy Schürtenberger | Gilera | |||
| 11 | Julien Deronne | Johnny Anthony | Norton | |||
| 12 | Luigi Marcelli | ? | Gilera | |||
| 13 | Carlo Vittone | ? | Carru | |||
| 14 | Marcel Masuy | Denis Jenkinson | BMW | |||
| 15 | Giovanni Poggi | ? | Guzzi | |||
| [1] | ||||||
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