Ronald Hillary Henderson (born 27 February 1957) is an Australian former motorcycle speedway rider.

[3] Henderson born in Brisbane, Australia, joined the Newcastle Diamonds training school as a 17-year-old in 1975.

[6] The Diamonds were his chief team, but he was also given rides with Hull and Swindon, as guest rider to cover absences.

[8] Returning to Australia, his last race was at Tivoli in Queensland in 1984, riding in four heats and winning all four.

Forced from the career because of back problems, he retrained as a Drug and Alcohol Counsellor, completing a degree in Social Science.