John R. DeLeon
Attorney at Law
About John DeLeon
A prominent Chicago defense attorney for over 40 years, attorney John DeLeon provides expert counsel and criminal defense services. Attorney DeLeon holds a Bachelor of Arts in Criminal Justice from the University of Illinois at Chicago and a Juris Doctorate from DePaul University College of Law.
John DeLeon has extensive experience providing criminal defense not only throughout the Chicago area but in 13 different states from California to Florida, as well as international cases in Mexico and Spain.
Attorney DeLeon was voted one of the Top 100 Trial Lawyers in America by the American Trial Lawyers Association in 2009, 2010, and 2011 and given the Thomson Reuters annual “Illinois Super Lawyers” award for 15 years and most recently in 2020. He is a Member of the West Suburban Bar Association, Hispanic Lawyers Association of Illinois, and National Association of Criminal Defense Lawyers.
Learn more about the case results Attorney DeLeon has won and how this Illinois criminal defense lawyer can assist you with any of your legal needs by scheduling a 30-minute consultation.
To schedule yours, call (312) 728-3449 today.
Bar Admissions
State Bar of Illinois — 1977
US District Court, Central District of Illinois — 1977
US District Court, Northern District of Illinois — 1978
US Court of Appeals, Seventh Circuit — 1991
Wisconsin, Indiana, and Illinois
US Court of Appeals, Fifth Circuit — 2003
Texas, Louisiana, and Mississippi
US District Court, Northern District of Indiana — 2007
US District Court, Southern District of Texas — 2010
Supreme Court of the United States of America — 2016
Professional Associations
Illinois State Bar Association
West Suburban Bar Association
Hispanic Lawyers Association of Illinois
National Association of Criminal Defense Lawyers
Awards
Top 100 Trial Lawyers in America — American Trial Lawyers Association, 2009-2011
Illinois Super Lawyers Award — Thomson Reuters, 2005-2015, 2020
Education
J.D. — DePaul University College of Law, 1977
B.A. — University of Illinois at Chicago, 1974