Scott Dixon has won the most IndyCar drivers’ titles, with 6.
Drivers with multiple titles:
- Scott Dixon — 6
- Alex Palou — 4
- Dario Franchitti — 4
- Sam Hornish Jr. — 3
- Josef Newgarden — 2
- Will Power — 2
Based on IndyCar champions 1996–2025.
Formula 1 & Open-Wheel
Who has won the most IndyCar championships?
Scott Dixon holds the record with 6 IndyCar titles.
Sources
- Paddock curated championship records
- Wikipedia — IndyCar
- IndyCar official site