🇦🇷 Marcos Siebert

Marcos Siebert is a professional racing driver rated 4,450, classified FIA Silver, competing in international endurance and GT racing. He drives a Ferrari 296 GT3 for AF Corse in the 2025 GT World Challenge Europe Sprint Cup, his first indexed season in that series. His endurance racing career spans the European and Asian Le Mans Series; his single-seater racing ended with GP3 in 2017.[1]

Siebert won the 2016 Italian F4 championship with Jenzer Motorsport, taking six wins and thirteen podiums across 37 starts in that series over two seasons. In endurance racing he has competed in the ELMS LMP2 and LMP3 classes between 2022 and 2024, scoring three wins and five podiums from seven starts for IDEC Sport; he was the LMP3 drivers champion at ELMS in 2023. Earlier in his career he took eleven starts in Formula Renault Eurocup in 2013 and eleven in GP3 in 2017, and made three starts in the Asian Le Mans Series in 2023. Across all indexed racing he has 80 starts, nine wins and eighteen podiums.[2]

In the European Le Mans Series he routinely finished ahead of established competitors including the FIA Silver-graded Diego Bertonelli. His single-seater record includes victories against Lando Norris, now a Formula 1 World Champion, and Marino Sato, a professional who has raced Formula 2 and FIA Formula 3 European.