Macon was a lawyer and avid golfer. He won the Pacific Northwest Amateur in 1913.
He served as a Canadian Army Officer in World War I having volunteered for service in 1916. In 1917 at the Battle of Vimy Ridge in France, he suffered an injury that resulted in the amputation of his lower left leg. After the war, he returned to Canada and continued to play competitive golf and design courses.
Macon was Northwest's most prolific golf course designers in his day,
His designs include Broadmoor and Inglewood in Seattle, Fircrest in Tacoma, Royal Colwood in Victoria, and Alderwood in Portland. He was elected to the Pacific Northwest Golf Association Hall of Fame in 1989. He promoted the idea that players should think their way through a round of golf. His unique herringbone drainage systems eliminated the accumulation of water around, on, and under the putting surfaces.