| Grand Prix: | Dutch |
| Gp Suffix: | TT |
| Flag: | Netherlands |
| Location: | TT Circuit Assen |
| Course Mi: | 10.275 |
| Course Km: | 16.536 |
| Race No: | 3 |
| Season No: | 6 |
| Date: | 8 July |
| Year: | 1950 |
| Fast Rider 500: | Carlo Bandirola |
| Fast Rider 500 Country: | Italy |
| Fast Rider 500 Bike: | Gilera |
| Fast Time 500: | 6:26.9 |
| First Rider 500: | Umberto Masetti |
| First Rider 500 Country: | Italy |
| First Rider 500 Bike: | Gilera |
| Second Rider 500: | Nello Pagani |
| Second Rider 500 Country: | Italy |
| Second Rider 500 Bike: | Gilera |
| Third Rider 500: | Harry Hinton |
| Third Rider 500 Country: | Australia |
| Third Rider 500 Bike: | Norton |
| Fast Rider 350: | Bob Foster |
| Fast Rider 350 Country: | United Kingdom |
| Fast Rider 350 Bike: | Velocette |
| Fast Time 350: | 6:51.0 |
| First Rider 350: | Bob Foster |
| First Rider 350 Country: | United Kingdom |
| First Rider 350 Bike: | Velocette |
| Second Rider 350: | Geoff Duke |
| Second Rider 350 Country: | United Kingdom |
| Second Rider 350 Bike: | Norton |
| Third Rider 350: | Bill Lomas |
| Third Rider 350 Country: | United Kingdom |
| Third Rider 350 Bike: | Velocette |
| Fast Rider 125: | Bruno Ruffo |
| Fast Rider 125 Country: | Italy |
| Fast Rider 125 Bike: | Mondial |
| Fast Time 125: | 8:07.2 |
| First Rider 125: | Bruno Ruffo |
| First Rider 125 Country: | Italy |
| First Rider 125 Bike: | Mondial |
| Second Rider 125: | Gianni Leoni |
| Second Rider 125 Country: | Italy |
| Second Rider 125 Bike: | Mondial |
| Third Rider 125: | Giuseppe Mattuci |
| Third Rider 125 Country: | Italy |
| Third Rider 125 Bike: | Moto Morini |
The 1950 Dutch TT was the third race of the 1950 Grand Prix motorcycle racing season. It took place on the weekend of 8 July 1950 at the TT Circuit Assen.
| Pos | Rider | Manufacturer | Laps | Time | Points | |
|---|---|---|---|---|---|---|
| 1 |  Umberto Masetti | Gilera | 18 | 2:00:43.2 | 8 | |
| 2 | Nello Pagani | Gilera | 18 | +32.8 | 6 | |
| 3 |  Harry Hinton | Norton | 18 | +2:17.8 | 4 | |
| 4 | Carlo Bandirola | Gilera | 18 | +3:47.7 | 3 | |
| 5 | Eric McPherson | Norton | 18 | +6:32.8 | 2 | |
| 6 |  Syd Jensen | Triumph | 1 | |||
| [1] [2] | ||||||
| Pos | Rider | Manufacturer | Laps | Time | Points | |
|---|---|---|---|---|---|---|
| 1 |  Bob Foster | Velocette | 15 | 1:44:23.7 | 8 | |
| 2 | Geoff Duke | Norton | 15 | +32.4 | 6 | |
| 3 | Bill Lomas | Velocette | 15 | +1:36.6 | 4 | |
| 4 | Johnny Lockett | Norton | 15 | +2:36.2 | 3 | |
| 5 |  Reg Armstrong | Velocette | 15 | +2:53.1 | 2 | |
| 6 | Harry Hinton | Norton | 15 | +2:53.3 | 1 | |
| 7 | Dickie Dale | Norton | 15 | +2:58.5 | ||
| 8 | Ted Frend | AJS | 15 | +3:58.0 | ||
| 9 | Charlie Salt | Velocette | 15 | +4:19.7 | ||
| 10 | Vic Willoughby | Velocette | 15 | +6:34.1 | ||
| Pos. | Rider | Manufacturer | Laps | Time/Retired | Points | |
|---|---|---|---|---|---|---|
| 1 | Bruno Ruffo | Mondial | 7 | 57:27.2 | 8 | |
| 2 | Gianni Leoni | Mondial | 7 | +0.1 | 6 | |
| 3 | Giuseppe Matucci | Moto Morini | 7 | +1:56.6 | 4 | |
| 4 | Umberto Braga | Mondial | 7 | +5:48.5 | 3 | |
| 5 | Felice Benasedo | MV Agusta | 7 | +8:27.6 | 2 | |
| 6 |  Gijs Lagerweij | Sparta | 6 | +1 lap | 1 | |
| 26 starters, 18 finishers | ||||||
| Source:[3] [4] | ||||||
