Career
Competing in two Summer Olympics, he was eliminated in the semifinals of the K-4 1000 m event in both 1972 and 1976. Dennis was for a period of time the leading gold medalist at the Australian Surf Lifesaving titles.
Competing in two Summer Olympics, he was eliminated in the semifinals of the K-4 1000 m event in both 1972 and 1976. Dennis was for a period of time the leading gold medalist at the Australian Surf Lifesaving titles.