Lyon & Kerr is a premier Chicago-based criminal defense law firm renowned for its exceptional advocacy in high-stakes criminal matters. The firm specializes in defending clients facing serious charges, from homicide and violent crimes to complex federal cases, and stands out for its unparalleled success in death penalty defense and wrongful conviction exonerations.
With a combined seven decades of experience, the firm’s attorneys—including nationally recognized trial lawyer Andrea Lyon and seasoned litigator Robert Kerr—employ a collaborative, strategic approach to each case. They assemble dynamic defense teams featuring top investigators and experts, focusing on intensive investigation, meticulous legal analysis, and creative problem-solving. Their practice is dedicated to individuals at all stages of the criminal justice process, from pre-trial through post-conviction relief.
Services Offered
- Murder & Homicide Defense
- Drug Crimes Defense
- Sex Crimes Defense
- Violent Crimes Defense
- Weapon Offenses Defense
- Financial Crimes Defense
- Theft & Property Crimes Defense
- DUI Defense
- Federal Criminal Defense
- Criminal Appeals
- Post Conviction Relief
- Habeas Corpus
- Wrongful Conviction Representation
- Clemency Petitions
- Medical Release Assistance
- Youthful Parole Advocacy
- Expungement & Sealing
- Criminal Investigations
The firm serves clients throughout Illinois and in Federal District Courts across the United States, with fluency in Spanish available. Notable achievements include Andrea Lyon’s historic record of winning all 19 death penalty cases she defended, a major role in abolishing the death penalty in Illinois, and securing a $120 million verdict for wrongfully convicted clients.
