Club: Illinois Athletic Club
College: University of Iowa and Northwestern University
High School: Crane H.S.
Greller was named a US Olympic Water Polo Team as an alternate in the 1924 Olympics held in Paris, France. Domestically, he won the AAU indoor Sr. National Water Polo Championship in 1927. In 1928, he was selected to the US Olympic Water Polo Team for the Amsterdam, Holland Olympics. After receiving a first-round bye (they drew no opponent), the Americans drew one of the world’s best teams, Hungary. The Hungarians overwhelmed the U.S. team, shutting them out 5-0. The Hungarians went on to win the silver medal, while the U.S. team lost to France 2-1 and ultimately finished in seventh place.
He worked tirely as part of the AAU National Water Polo Committee and the US Olympic Water Polo Committee for over fifteen years, and was President of the Midwest Chapter of US Olympians 1955, 56. He served as NCAA Big Ten swimming official. He is a member of the Helms Foundation Swimming Hall of Fame and the USA Water Polo Hall of Fame. He was a member of Mayor Daley’s Youth Foundation and ran a successful sports medals and trophies business.