| 1963 FIM Motocross World Championship | |
|---|---|
| Organizer | FIM |
| Duration | 22 March/8 September |
| Number of races | 26 |
| Number of manufacturers | 16 |
| Champions | |
| 500cc |  Rolf Tibblin |
| 250cc | Torsten Hallman |
The 1963 Motocross World Championship was the 7th edition of the Motocross World Championship organized by the FIM and reserved for 500cc and 250cc motorcycles.