Stephen A. Orthwein

Stephen A. Orthwein is an American heir and polo player.

He is a great-great-grandson of Adolphus Busch, founder of the Anheuser-Busch Brewing Company. He has a twin brother, Peter Busch Orthwein, the Chairman and CEO of Thor Industries. He attended the Culver Academies in 1960. He graduated from Yale University, where he led the team to the National Collegiate Polo Championships in 1967 and 1968.

A six-goal handicap, he won the Monty Waterbury Cup in 1977, the 1979 Butler Handicap, the 16-Goal championship in 1967.

He served as Secretary of the United States Polo Association (USPA) from 1984 to 1988, President from 1988 to 1991, and Chairman from 1991 to 1995. He received the Hugo Dalmar Award from the USPA in 1988. He was inducted into the Culver Academies 2007 Horsemanship Hall of Fame.

He served as Chairman of the Museum of Polo and Hall of Fame in Lake Worth, Florida from 2001 until 2010, and was inducted on February 18, 2011. He serves on the Board of Directors of the Polo Training Foundation.