F1 Championship leaders
Drivers’ Championship
| # | Grand Prix | Leader | Lead |
|---|---|---|---|
| 1 | Monaco | (GBR) Graham Hill | 3 |
| 2 | Belgium | (NZL) Bruce McLaren | 1 |
| 3 | Netherlands | (GBR) Jim Clark | 7 |
| 4 | France | (GBR) Jim Clark | 15 |
| 5 | Britain | (GBR) Jim Clark | 22 |
| 6 | Germany | (GBR) Jim Clark | 20 |
| 7 | Italy | (GBR) Jim Clark | 27 |
| 8 | USA | (GBR) Jim Clark | 23 |
| 9 | Mexico | (GBR) Jim Clark | 25 |
| 10 | South Africa | (GBR) Jim Clark | 25 |
- First time as championship leader
- Jim Clark
- Last time as championship leader
- Bruce McLaren
- First time as championship leader since…
- 1960 for Bruce McLaren
- First time as championship leader by a…
- New Zealander driver since 1960
- Last time as championship leader by a…
- New Zealander driver until 1967
Constructors’ Championship
| # | Grand Prix | Leader | Lead |
|---|---|---|---|
| 1 | Monaco | BRM | 5 |
| 2 | Belgium | BRM | 2 |
| 3 | Netherlands | Lotus-Climax | 5 |
| 4 | France | Lotus-Climax | 12 |
| 5 | Britain | Lotus-Climax | 19 |
| 6 | Germany | Lotus-Climax | 21 |
| 7 | Italy | Lotus-Climax | 23 |
| 8 | USA | Lotus-Climax | 16 |
| 9 | Mexico | Lotus-Climax | 18 |
| 10 | South Africa | Lotus-Climax | 18 |
- First time as championship leader
- No constructor led the championship for the first time in 1963
- Last time as championship leader
- No constructor led the championship for the last time in 1963