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Diane S. Diel Divorce & Family Law Attorney in Milwaukee, WI

Milwaukee, WI 53202

Diane S. Diel represents clients in Milwaukee, Wisconsin in divorce and family law matters before local courts, including child custody, prenuptial agreements, alimony, and divorce.

Diane S. Diel helps clients in Milwaukee and throughout Wisconsin with divorce and family law matters.

Updated: October 13, 2026 · General information, not legal advice

Focus
Alimony & Spousal Support, Custody & Visitation, Divorce, Mediation & Collaborative Law
Family law matters in Milwaukee
Divorce Lawyer in Milwaukee, WI
Family Law Attorney in Milwaukee, WI
Child Custody Lawyer in Milwaukee, WI
Alimony Lawyer in Milwaukee, WI
Divorce Mediation Attorney in Milwaukee, WI
Contact
Phone: +14142245355
Address: 126 North Jefferson Street, Suite 201 · Milwaukee, WI 53202
Website: https://www.diellaw.com
Background
Licensed state: Wisconsin
Licensed since: 1976
Law school: University of Wisconsin Law School
Education: University of Wisconsin, Eau Claire, B.A., with honors, magna cum laude, 1973; Continuous service as member of the Board of the Association of Women Lawyers Foundation, 2010 to date, 2010
Professional activity: President of Wisconsin State Bar; Member, Access to Justice Commission, to present; Director, State Bar of Wisconsin Family Law Board of Directors, 1993-1999; Chairman, Southeastern Wisconsin Chapter, Collaborative Family Law Council, 2000; President, International Academy of Collaborative Professionals, 2010 – 2011; Member, State Bar of Wisconsin Committee on Professional Ethics, 2014; Past Chair, Collaborative Family Law Council of Wisconsin, 2002; Board Member, International Academy of Collaborative Professionals, 2007-2013; Member, State Bar of Wisconsin Committee on Professional Ethics, 1984-1990
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