Marcos Siebert is an Argentine racing driver competing in GT World Challenge Europe for Team Motopark.
OneRacing holds 1 season of Marcos Siebert, from 2026 to 2026.
The most recent race on file is Portimao (Endurance Cup), finished in P22.
The tables below list every season with its championship position and points, the latest sessions one by one, and the team-mates Marcos Siebert has shared a garage with.
| Season | Series | Pos | Points |
|---|---|---|---|
| 2026 | GT World Challenge Europe | – | 0 |
| Race | Weekend | Session | Result |
|---|---|---|---|
 Portimao (Endurance Cup) | Oct 17, 2026 | Main Race | 22 |
