Jim Clark won the Belgian Grand Prix 1963 at Circuit de Spa-Francorchamps on 9 June 1963, starting from P8 on the grid. Bruce McLaren finished second for Cooper-Climax, with Dan Gurney completing the podium for Brabham.
| Pos | Grid | Driver | Team | Laps | Time / Status | Pts | FL |
|---|---|---|---|---|---|---|---|
| 1 | 8 | Jim ClarkCLA | Lotus-Climax | 32 | 2:27:47.6 | 9 | |
| 2 | 5 | Bruce McLarenMCL | Cooper-Climax | 32 | +4:54.0 | 6 | |
| 3 | 2 | Dan GurneyGUR | Brabham | 31 | +1 Lap | 4 | |
| 4 | 9 | Richie GintherGIN | BRM | 31 | +1 Lap | 3 | |
| 5 | 13 | Jo BonnierBON | Cooper-Climax | 30 | +2 Laps | 2 | |
| 6 | 18 | Carel Godin de BeaufortDEB | Porsche | 30 | +2 Laps | 1 | |
| 7 | 4 | Tony MaggsMAG | Cooper-Climax | 27 | Accident | 0 | |
| 8 | 19 | Tony SettemberSET | Scirocco | 25 | Accident | 0 | |
| R | 10 | John SurteesSUR | Ferrari | 19 | Injection | 0 | |
| R | 1 | Graham HillHIL | BRM | 17 | Gearbox | 0 | |
| R | 16 | Lucien BianchiBIA | Lola | 17 | Accident | 0 | |
| R | 12 | Jim HallHAL | Lotus-BRM | 16 | Accident | 0 | |
| R | 14 | Jo SiffertSIF | Lotus-BRM | 16 | Accident | 0 | |
| R | 17 | Phil HillHIL | ATS | 13 | Gearbox | 0 | |
| R | 6 | Jack BrabhamBRA | Brabham | 12 | Injection | 0 | |
| R | 15 | Chris AmonAMO | Lola | 10 | Oil leak | 0 | |
| R | 7 | Innes IrelandIRE | BRP | 9 | Gearbox | 0 | |
| R | 3 | Willy MairesseMAI | Ferrari | 7 | Injection | 0 | |
| R | 20 | Giancarlo BaghettiBAG | ATS | 7 | Gearbox | 0 | |
| R | 11 | Trevor TaylorTAY | Lotus-Climax | 5 | Physical | 0 | |
| W | 0 | Peter ArundellARU | Lotus-Climax | 0 | Withdrew | 0 | |
| W | 0 | Ludovico ScarfiottiSCA | Ferrari | 0 | Withdrew | 0 | |
| W | 0 | Lorenzo BandiniBAN | BRM | 0 | Withdrew | 0 | |
| W | 0 | Ian BurgessBUR | Scirocco | 0 | Withdrew | 0 |