This is the ranking of the countries that have won the most riders’ titles in the premier class, in ascending order.
5 Spanish MotoGP riders that shaped the premier class
List of MotoGP World Champions - Sportskeeda
To this day, John Surtees remains the only driver to have won a World Championship on both two and four wheels. After winning 7 World Championships in 350cc/500cc, Surtees made the switch
World's Top MotoGP Riders In Numbers (Interactive Guide) - Motorcycle Gear Hub
MotoGP 2002-2022: who won most?
STAT ATTACK: 1000 GPs special!
WorldSBK
Trackhouse Racing Bringing American Team to FIM MotoGP World Championship
Top 10 MotoGP race winners never to take the title
All the countries that have won the world championship with the rider/bike pairing