Atty. John Patrick Callahan

Atty. John Patrick Callahan

John Patrick Callahan is a lawyer. John Patrick received a B.A. degree from University of Notre Dame in 1955, and has been licensed for 68 years.

Geneva Geneva 68 Years Experience 68 year
Call (331) 276-5570

Profile Summary

About John Patrick Callahan at a glance

John Patrick Callahan is an attorney based in Geneva, Illinois. They have 68+ years of legal experience, licensed to practice since 1958. Admitted to practice in Illinois (1958) and Colorado (1988). Educated at University of Notre Dame (J.D., 1958) and University of Notre Dame (B.A., 1955). Recognitions include AV Preeminent. Serves clients in Geneva, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Patrick Callahan is a lawyer
  • John Patrick received a B.A. degree from University of Notre Dame in 1955, and has been licensed for 68 years
  • John Patrick practices in Geneva, IL

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Geneva 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 venue, and the substantive 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 Geneva or all attorneys in Illinois.

Frequently Asked

Common questions about John Patrick Callahan

Where is John Patrick Callahan's law office located?
John Patrick Callahan's law practice is located in Geneva, Illinois. You can contact the office directly through this profile page.
How long has John Patrick Callahan practiced law?
John Patrick Callahan has 68+ years of legal experience and has been licensed since 1958.
Where did John Patrick Callahan go to law school?
John Patrick Callahan earned their education at (J.D., 1958); (B.A., 1955).
How can I contact John Patrick Callahan for a consultation?
You can contact John Patrick Callahan 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.
What awards or recognition has John Patrick Callahan received?
John Patrick Callahan's notable recognition includes: AV Preeminent.

Education

J.D.
University of Notre Dame
- 1958
B.A.
University of Notre Dame
- 1955

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1958
Colorado
Admitted: 1988

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