Tercera sesión de entrenamientos libres del Gran Premio de Qatar 2021
| Pos. | Piloto | Escuderia | Tiempo | Vueltas |
|---|---|---|---|---|
| 1 |  Valtteri Bottas |
Mercedes | 1:22.310 | 17 |
| 2 |  Lewis Hamilton |
Mercedes | +0.078s | 16 |
| 3 |  Max Verstappen |
Red Bull | +0.341s | 10 |
| 4 |  Pierre Gasly |
Alpha Tauri | +0.525s | 17 |
| 5 |  Sergio Pérez |
Red Bull | +0.536s | 14 |
| 6 |  Carlos Sainz Jr. |
Ferrari | +0.738s | 17 |
| 7 | Fernando Alonso |
Alpine | +0.876s | 13 |
| 8 | Esteban Ocon |
Alpine | +0.899s | 18 |
| 9 |  Charles Leclerc |
Ferrari | +0.966s | 17 |
| 10 |  Yuki Tsunoda |
Alpha Tauri | +1.257s | 20 |
| 11 |  Daniel Ricciardo |
McLaren | +1.401s | 14 |
| 12 |  Sebastian Vettel |
Aston Martin | +1.574s | 17 |
| 13 |  Lando Norris |
McLaren | +1.585s | 16 |
| 14 | George Russell |
Williams | +1.613s | 17 |
| 15 |  Lance Stroll |
Aston Martin | +1.844s | 17 |
| 16 | Kimi Räikkönen |
Alfa Romeo | +1.936s | 19 |
| 17 |  Antonio Giovinazzi |
Alfa Romeo | +1.978s | 17 |
| 18 | Nicholas Latifi |
Williams | +2.189s | 15 |
| 19 | Mick Schumacher |
Haas | +2.370s | 20 |
| 20 |  Nikita Mazepin |
Haas | 1 |