Atty. John Leon Erly

Atty. John Leon Erly

John Leon Erly is a lawyer practicing appeals, civil litigation, civil trial practice and 8 other areas of law. John received a B.A. degree from Dickinson College in 1985, and has been licensed for 36 years.

Prince Frederick Prince Frederick 36 yrs experience 36 year
Call (240) 458-9834 Book Appointment

Profile Summary

About John Leon Erly at a glance

John Leon Erly is a Founding Member based in Prince Frederick, Maryland, practicing at Cumberland & Erly, LLC. They have 36+ years of legal experience, licensed to practice since 1990. Their practice focuses on divorce, child custody, criminal defense, family law, and bankruptcy. Admitted to practice in Maryland (1990) and U.S. District Court, District of Maryland (1991). Educated at National Law Center, George Washington University (J.D., 1990) and Dickinson College (B.A., 1985). Recognitions include BV Distinguished. Active member of Calvert County (President, 1995-1996), Maryland State and American Bar Associations. Serands clients in Prince Frederick, MD and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Leon Erly is a lawyer practicing appeals, civil litigation, civil trial practice and 8 other areas of law
  • John received a B.A. degree from Dickinson College in 1985, and has been licensed for 36 years
  • John practices at Cumberland & Erly, LLC in Prince Frederick, MD

Practice Areas Explained

John Leon Erly's Areas of Practice

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

Divorce

A divorce attorney guides you through property division, spousal support, custody, and the final decree — contested or uncontested.

John Leon Erly is one of 50,487 divorce attorneys indexed nationally. Browse divorce attorneys in Maryland →

Child Custody & Visitation

John Leon Erly is one of 31,241 child custody attorneys indexed nationally. Browse child custody attorneys in Maryland →

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 Leon Erly is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Maryland →

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

John Leon Erly is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in Maryland →

Bankruptcy & Debt

A bankruptcy attorney can help you eliminate debt, stop creditor harassment, and protect your home through Chapter 7 or Chapter 13.

John Leon Erly is one of 105,321 bankruptcy attorneys indexed nationally. Browse bankruptcy attorneys in Maryland →

Jurisdictional Context

Why local counsel matters in Maryland

Practicing law in Maryland. Legal matters in Maryland are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Prince Frederick are typically filed in the local municipal court or the appropriate Maryland state district court, depending on subject matter and amount in controversy. An attorney licensed in Maryland 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 Maryland courts without local counsel or pro hac vice admission.

Looking for additional Maryland attorneys? Browse all attorneys in Prince Frederick or all attorneys in Maryland.

Frequently Asked

Common questions about John Leon Erly

Where is John Leon Erly's law office located?
John Leon Erly's law practice is located in Prince Frederick, Maryland. The firm is Cumberland & Erly, LLC. You can contact the office directly through this profile page.
What practice areas does John Leon Erly handle?
John Leon Erly focuses on divorce, child custody, criminal defense, family law, bankruptcy. Each practice area listed reflects experience handling cases of that type in Maryland.
How long has John Leon Erly practiced law?
John Leon Erly has 36+ years of legal experience and has been licensed since 1990.
Where did John Leon Erly go to law school?
John Leon Erly earned their education at (J.D., 1990); (B.A., 1985).
How can I contact John Leon Erly for a consultation?
You can contact John Leon Erly 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 Leon Erly received?
John Leon Erly's notable recognition includes: BV Distinguished.

Education

J.D.
National Law Center, George Washington University
- 1990
B.A.
Dickinson College
- 1985

Awards

BV Distinguished

Bar Admissions

Maryland
Admitted: 1990
U.S. District Court, District of Maryland
Admitted: 1991

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