About
Leon F. Spies has spent decades practicing criminal defense law, building a reputation for his impressive trial results and dedication to protecting clients’ rights. His work reflects a deep belief that every person deserves fair representation, no matter the circumstances of their case or the seriousness of the charges.
Leon earned his B.B.A. from the University of Iowa in 1972, graduating with distinction. He continued his education at the University of Iowa College of Law, where he achieved his J.D., also graduating with distinction in 1975. His educational foundation in business and law equipped him with both analytical precision and a keen understanding of complex legal matters.
Throughout his career, Leon has handled a wide range of criminal law cases, including assault, murder, theft, drug offenses, sexual assault, arson, and white-collar crimes. His work extends to both state and federal courts, with admissions to the U.S. District Courts for the Northern, Southern, and Central Districts of Iowa and Illinois, as well as the U.S. Court of Appeals, 8th Circuit, and the U.S. Supreme Court.
Leon approaches each case with careful strategy and an unwavering focus on client understanding. He ensures that every client knows their rights, legal options, and possible outcomes. His method emphasizes preparation, adaptability, and constant communication—qualities that have earned him trust and respect within the legal community and from those he represents.
Leon F. Spies has been an active member and leader in several prestigious professional organizations, including the American College of Trial Lawyers, Iowa Academy of Trial Lawyers, and the American Inns of Court, where he served as President of the Dean Mason Ladd Inn. His long-standing dedication to justice continues to guide his work as he advocates for individuals facing the most challenging criminal defense cases.
Law Office Affiliations
- Attorney, Leon F. Spies, Attorney at Law
- President, Johnson County Bar Association
- Member of the Board of Governors, Iowa State Bar Association, Criminal Law Litigation Section
- Member, American Bar Association
- Member, American College of Trial Lawyers
- Member of the Board of Governors, Iowa Academy of Trial Lawyers
- Member, Iowa Association for Justice
- Member, American Association for Justice
- Member, American Judicature Society
- Member, National Association of Criminal Defense Lawyers
- Member, American Inns of Court
Licensed State
- Iowa
Education
- University of Iowa
Juris Doctor (JD) - University of Iowa
Bachelor of Business Administration (BBA)
Awards & Badges










- Drug Crime
- DUI and DWI
- Federal Crime
- Sex Crime
- Violent Crime
- White Collar Crime
- Domestic Violence
- Administrative Law