Chester Kieffer is a Luxembourgish racing driver competing in Porsche Mobil 1 Supercup.
OneRacing holds 1 season of Chester Kieffer, from 2026 to 2026. The best of them is P4 in 2026 (Porsche Mobil 1 Supercup).
The most recent race on file is Autodromo Nazionale di Monza, finished in P6.
The tables below list every season with its championship position and points, the latest sessions one by one, and the team-mates Chester Kieffer has shared a garage with.
| Season | Series | Pos | Points |
|---|---|---|---|
| 2026 | Porsche Mobil 1 Supercup | 4 | 82 |
| Race | Weekend | Session | Result |
|---|---|---|---|
 Autodromo Nazionale di Monza | Sep 6, 2026 | Race | 6 |
 Circuit Zandvoort | Aug 23, 2026 | Race 1 | 4 |
| Circuit Zandvoort | Aug 23, 2026 | Race 2 | Ret |
 Hungaroring | Jul 26, 2026 | Race | 2 |
