Family Law Attorney William Halsey

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Contact Us

2424 Vista Way

Suite 320

Oceanside, CA 92054


Phone:  (760) 721-3839

Fax: (760) 721-2533




Oceanside Family Law Attorney | Attorney Profiles

Oceanside Family Law Lawyers, Military Family Law Attorneys, and Personal Injury Lawyers at the Law Office of William C. Halsey offer straightforward, honest legal representation in family law, military family law, and personal injury matters.


We place service to clients as the top priority, and we understand that you and your family are facing serious challenges. Whether you are involved in a divorce or a divorce-related family law matter, or if you are a military member involved in a legal matter, or if you are recovering from injuries sustained in an accident, The Law Office of William C. Halsey is here to protect and advance your interests through the legal system.


Our skilled attorneys have extensive experience and a proven record for achieving results. Serving clients in Oceanside, in North County San Diego, and surrounding communities throughout Southern California, we provide aggressive and tenacious legal representation while handling all your legal needs.


Contact our Oceanside Military Family Law Lawyers, Personal Injury Attorneys, and Family Law Attorneys by calling (760) 721-3839. We invite you to arrange for a free consultation to discuss your legal concerns. Or, you may complete our online Case Evaluation Form, and we will contact you soon.

William C. Halsey

As the Managing Partner at the Law Office of William C. Halsey, Oceanside Attorney William Halsey handles matters concerning family law, military family law, personal injury, and criminal law. He is past vice president of North County Bar Association and currently serves as Chairman, Personal Injury section.Oceanside Family Law Attorney William C. Halsey



Naval Justice School

California Western School of Law, San Diego, J.D.

Officers’ Basic School, Quantico, Virginia

University of California Los Angeles, B.A

University of California, Hastings College of the Law, San Francisco

Cerritos Junior College, A.A.


Bar Admissions

U.S. Supreme Court, 1987

U.S. Court of Appeals 9th Circuit, 1986

U.S. Court of Appeals for the Armed Forces, 1983

State Bar of California, 1976

U.S. District Court Southern District of California, 1976


Professional Associations and Memberships

North County Bar Association

San Diego County Bar Association


Past Employment Positions

1st FSSG Marine, Chief Defense Counsel, 1977-1981

Marine Corps Base, Trial Counsel, 1976-1977

United State Marine Corps, Marine Officer, Physical Fitness Coordinator, Wrestling Coach, 1969-1972

Aimee L. HalseyOceanside Family Law Attorney Aimee L. Halsey


California Western School of Law, San Diego – J.D.

University of Georgia, Athens, Georgia – B.A.

    Dean’s List, National Honor Society Member


Bar Admissions

State Bar of California


Wm. Lionel Halsey


California Western School of Law, San Diego – J.D. cum laude


Bar Admissions

State Bar of California


Oceanside Family Law Attorney Wm. Lionel Halsey



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