Allan R. Koritzinsky

Retired Partner


Allan R. Koritzinsky is a retired partner with Foley & Lardner LLP, where he practiced in the Business Litigation & Dispute Resolution and Estates & Trusts Practices. He was also the chair of the firm’s Family Law Team. As a family law attorney representing individual clients for over 35 years, Mr. Koritzinsky focused on divorce law, alternative dispute resolution and worked with colleagues in estate and business planning. He also has experience in tax, valuation and fiduciary litigation matters.

Mr. Koritzinsky was a leading member and fellow of the American Academy of Matrimonial Lawyers and previously served as a member of its national Board of Governors. He is a former national chair of their Arbitration Committee and a past president of the Academy’s Wisconsin chapter. Mr. Koritzinsky also has served as chair of the Dane County Bar Case Mediation Program, chair of the American Bar Association Family Law Section’s Divorce Law and Procedures Committee, and chair of the Wisconsin Bar Association’s Family Law Section. Mr. Koritzinsky was Peer Review Rated as AV® Preeminent™, the highest performance rating in Martindale-Hubbell's peer review rating system and was named a 2005 - 2008 Wisconsin Super Lawyer by Law & Politics Media, Inc. for his family law work. He was also listed in The Best Lawyers in America® for over 20 years.

A native of Wisconsin, Mr. Koritzinsky earned his undergraduate degree in history and his law degree from the University of Wisconsin – Madison. He was admitted to practice law before the United States District Court for the Eastern and Western Districts of Wisconsin, United States Courts of Military Review and Appeals in Washington, D.C., the United States Seventh Circuit Court of Appeals, and the United States Supreme Court.

He authored numerous family law articles and lectured in lawyer and judicial legal continuing education seminars, professional legal association programs, and in law schools for more than 30 years.


  • Marital and Non-Marital Agreement Handbook (Professional Educational Systems, Inc.)
  • Marital and Non-Marital Agreement Handbook with Prototype Clauses, Law Annotations and Strategy Comments (State Bar of Wisconsin) 
  • Editor of The Matrimonial Arbitration Handbook, published by Professional Educational Systems, Inc.


  • Divorce Practice Handbook (Michie Company)
  • Family Law Casenotes and Quotes (State Bar of Wisconsin)
  • Tax Strategies in Divorce (John Wiley & Sons)