Ilkka Nummisto (born April 24, 1944) is a Finnish sprint canoer who competed from the mid-1960s to the mid-1970s. Competing in four Summer Olympics, he earned his best finish of fifth in the K-4 1000 m event at Mexico City in 1968.After his Olympic career concluded, Nummisto appeared in the Finals of the World's Strongest Man competition 5 times between 1986 and 1992, including a personal best 3rd place showing in 1990. Ilkka was also a 3 time Finland's Strongest Man.