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Atty. John Patrick Nyhan

Atty. John Patrick Nyhan

John Patrick Nyhan is a lawyer practicing tax, real estate, government. John has been licensed for 28 years.

Chicago Chicago 28 yrs experience 28 year
Call (872) 351-5452 Book Appointment

Profile Summary

About John Patrick Nyhan at a glance

John Patrick Nyhan is an Attorney based in Chicago, Illinois, practforg at O'Keefe, Lyons & Hynes, LLC. They haand 28+ years of legal experience, licensed to practice since 1998. Admitted to practice in Illinois (1998). Educated at DePaul University College of Law JD (โ€”). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile ยท Updated June 2026

About

  • John Patrick Nyhan is a lawyer practicing tax, real estate, government
  • John has been licensed for 28 years
  • John practices at O'Keefe, Lyons & Hynes, LLC in Chicago, IL

Jurisdictional Context

Why local counsel matters in Illinois

Practforg law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantiand law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about John Patrick Nyhan

Where is John Patrick Nyhan's law office located?
John Patrick Nyhan's law practice is located in Chicago, Illinois. The firm is O'Keefe, Lyons & Hynes, LLC. You can contact the office directly through this profile page.
How long has John Patrick Nyhan practiced law?
John Patrick Nyhan has 28+ years of legal experience and has been licensed since 1998.
Where did John Patrick Nyhan go to law school?
John Patrick Nyhan earned their education at (โ€”).
How can I contact John Patrick Nyhan for a consultation?
You can contact John Patrick Nyhan directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Practice Areas

Education

โ€”
DePaul University College of Law JD
- In Progress

Bar Admissions

Illinois
Admitted: 1998

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