Wil Hartog (born 28 May 1948) is a Dutch former professional Grand Prix motorcycle road racer.

Hartog was the first Dutch competitor to win a 500cc Grand Prix race.

Born in Abbekerk, North Holland, Hartog became the first Dutchman to win a 500cc Grand Prix when he claimed a victory at the 1977 Dutch TT.

[1] When Suzuki factory team rider Pat Hennen suffered career-ending injuries while competing in the 1978 Isle of Man TT, Hartog was hired as his replacement to help their number one rider, Barry Sheene, defend his world championship.

[4] Standing over 1,80 meters tall, he was at a disadvantage against his jockey-sized competitors yet he still managed impressive results.