Michael Robert Ryan (born 26 December 1941 in Bannockburn, Stirlingshire) is a former long-distance runner, who was born in Scotland.

He won the bronze medal for New Zealand in the men's marathon at the 1968 Summer Olympics held in Mexico City, Mexico.

In 1966 he won the famous Fukuoka Marathon in Japan with a time of 2:14:05.

Ryan was inducted into the New Zealand Sports Hall of Fame in 2008.

This biographical article relating to New Zealand athletics is a stub.