2005 Malaysian motorcycle Grand Prix
The 2005 Malaysian motorcycle Grand Prix was the thirteenth round of the 2005 Grand Prix motorcycle racing season. It took place on the weekend of 23–25 September 2005 at the Sepang International Circuit.
250 cc classification
125 cc classification
Championship standings after the race (motoGP)
Below are the standings for the top five riders and constructors after round thirteen has concluded.
;Riders' Championship standings
;Constructors' Championship standings
| Constructor | Points |
| 1 |  Yamaha | 295 |
| 2 | Honda | 251 |
| 3 |  Ducati | 152 |
| 4 | Kawasaki | 97 |
| 5 | Suzuki | 85 |
- Note: Only the top five positions are included for both sets of standings.
Colin Edwards