Grand Prix motorcycle racing

Willem van Dis

One rider identity across recorded classes and seasons.

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Recorded Grand Prix wins

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Recorded podiums

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Known starts in available matrices

Coverage-limited observations, not certified career totals. Sprints, unrecorded classifications and unknown starts are excluded. Championship source totals retain their historical scoring context.

Sidecar passenger records

Passenger participation is recorded separately from rider results and does not silently become a solo motorcycle start or victory.

1983 · 1983 Swedish TT · Hein van Drie / Willem van Dis · reported position 8 · Source ↗

Championship timeline

Season	Class	Position	Reported points	Source

Wikipedia contributors · adapted tables under CC BY-SA 4.0.