Jon R. Guiles (born January 30, 1945) is an American lawyer and politician. He served as a member of the Wisconsin State Assembly.
Guiles was born in Platteville, Wisconsin. He received his bachelor's degree in economics from the University of Wisconsin–Madison and his Juris Doctor degree from the University of Wisconsin Law School. He was admitted to the bar in 1970 and practiced law in Oshkosh, Wisconsin, specializing in real estate law, probate law, and small business law.
In 1971, Guiles served in the Wisconsin State Assembly as a Republican. He was elected in November 1970, as reported by The Oshkosh Northwestern in an article titled "Steinhilber, Guiles Victors in Election." His biography appears in the 1971 Wisconsin Blue Book (p. 66).
Guiles has been listed as a reputable lawyer by Martindale-Hubbell and has operated the Jon R. Guiles Law Office SC Ltd. in Oshkosh, Wisconsin. His practice has also been associated with services including estate planning, family law, and adoption-related legal matters.
