Atty. John William Gaffney

Atty. John William Gaffney

John William Gaffney is a lawyer practicing criminal defense, dui & dwi, expungement and 6 other areas of law. John received a B.M. degree from American Conservatory of Music in 1986, and has been licensed for 37 years.

Harvard Harvard 37 yrs experience 37 year
Call (239) 428-0461 Book Appointment

Profile Summary

About John William Gaffney at a glance

John William Gaffney is a Member based in Harvard, Illinois, practicing at The Law Office of John W. Gaffney, P.C.. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on dui/dwi, criminal defense, estate planning, immigration, and federal crimes. Admitted to practice in Illinois State (1989) and U.S District Court, Northern District of Illinois and U.S. Court of Appeals, Seventh Circuit (1989). Educated at The John Marshall School of Law (J.D., 1989) and American Conservatory of Music (B.M., 1986). Active member of Chicago and American Bar Associations. Serands clients in Harvard, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John William Gaffney is a lawyer practicing criminal defense, dui & dwi, expungement and 6 other areas of law
  • John received a B.M. degree from American Conservatory of Music in 1986, and has been licensed for 37 years
  • John practices at The Law Office of John W. Gaffney, P.C. in Harvard, IL

Practice Areas Explained

John William Gaffney's Areas of Practice

Each practice area below reflects the types of cases John William Gaffney handles, with a brief overview of what that area of law covers.

DUI / DWI Defense

Find experienced DUI and DWI defense attorneys near you. Compare verified profiles, read client reviews, and consult about your case for free.

John William Gaffney is one of 29,977 dui/dwi attorneys indexed nationally. Browse dui/dwi attorneys in Illinois →

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

John William Gaffney is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Illinois →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

John William Gaffney is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in Illinois →

Immigration Law

Immigration attorneys help with green cards, visas, citizenship, asylum, and deportation defense. Find a verified immigration lawyer for your case.

John William Gaffney is one of 40,633 immigration attorneys indexed nationally. Browse immigration attorneys in Illinois →

Federal Crimes

John William Gaffney is one of 6,773 federal crimes attorneys indexed nationally. Browse federal crimes attorneys in Illinois →

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 Harvard 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 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 Harvard or all attorneys in Illinois.

Frequently Asked

Common questions about John William Gaffney

Where is John William Gaffney's law office located?
John William Gaffney's law practice is located in Harvard, Illinois. The firm is The Law Office of John W. Gaffney, P.C.. You can contact the office directly through this profile page.
What practice areas does John William Gaffney handle?
John William Gaffney focuses on dui/dwi, criminal defense, estate planning, immigration, federal crimes. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has John William Gaffney practiced law?
John William Gaffney has 37+ years of legal experience and has been licensed since 1989.
Where did John William Gaffney go to law school?
John William Gaffney earned their education at (J.D., 1989); (B.M., 1986).
How can I contact John William Gaffney for a consultation?
You can contact John William Gaffney 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.

Education

J.D.
The John Marshall School of Law
- 1989
B.M.
American Conservatory of Music
- 1986

Bar Admissions

Illinois State
Admitted: 1989
U.S District Court, Northern District of Illinois and U.S. Court of Appeals, Seventh Circuit
Admitted: 1989

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