All Judges
Mary K. O'Brien
Illinois Supreme Court
Illinois · Appointed 2022
Limited corpus
Limited opinion corpus. Results should be verified with primary sources.
27
Opinions Analyzed
2023-2026
Date Range
Consult Mary K. O'Brien
Ask about reasoning patterns, ruling tendencies, or how this judge might approach a specific issue type.
Responses are generated by AI based on analyzed opinions. They reflect observed patterns but are not legal advice. Always verify with primary sources.