About John Gromowsky

John Gromowsky is a Kansas City criminal defense lawyer who represents people being investigated for or charged with crimes in federal and state courts in Missouri and Kansas. He founded The Gromowsky Law Firm, LLC in 2005 after working as a judicial law clerk, a state prosecutor, and an associate at a civil firm. Since then, he has represented people charged with white collar crimes, murder, assault, drug charges, gun charges, robbery, stealing, and a number of other felony and misdemeanor offenses. Several times, federal courts in Missouri and Nebraska have appointed John to represent people facing the death penalty—both at the trial stage and on appeal.

John is active in the Kansas City legal community and has held several leadership positions in the Kansas City Metropolitan Bar Association Criminal Law Committee and Criminal Law Section. At the request of a federal judge, John has been an instructor in a program that teaches trial techniques to newer lawyers.

John is a former infantry officer in the U.S. Army, where he graduated from mortar school, Airborne school, and Ranger training. For two years, he served as a mortar platoon leader, rifle platoon leader, and rifle company executive officer on the DMZ in Korea.

John Gromowsky graduating Ranger School


Rockhurst High School
United States Military Academy
DePaul University College of Law


Eighth Circuit Court of Appeals
U.S. District Court, Western Missouri
U.S. District Court, District of Kansas
State of Missouri
State of Kansas

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