Pos Name                  Chmp Win Point Years       Teams

1.  Prince Bira                       8  (5) 1950-54 (4) Maserati,Osca,Gordini,Connaught
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2.  Alexander Albon*                  0  (1) 2019    (1) Toro Rosso

Prince Bira drove under Siam's flag in 1950.