Jennifer R. Piper
Awarded Practice Areas
Biography
Jennifer R. Piper is a St. Louis family law attorney with over 25 years of experience exclusively handling family law matters, recognized nationally and locally as one of the region’s premier practitioners. She is consistently named to The Best Lawyers in America® in the practice area of Family Law (2017–2025), to Missouri Super Lawyers (2021–2025), and she holds a Martindale-Hubbell AV Preeminent Rating — the highest peer-review rating available.
Ms. Piper earned her B.A. in Political Science from the University of Missouri–Columbia and her J.D. from Saint Louis University School of Law. She has been distinguished by Missouri Lawyers Weekly as a Rising Star and Up and Coming Lawyer, and she received the Women’s Justice Award from Missouri Lawyers Weekly in 2019.
Ms. Piper served as Chair of the Family and Juvenile Law Section of the Bar Association of Metropolitan St. Louis for 2023 and 2024 and currently serves as a member of the Parenting Coordination and Mediation Committee for the St. Louis County Circuit Court. As a Past President of the St. Louis County Bar Association, she remains actively involved in the organization and assists in organizing continuing legal education seminars. She previously served as a member of the inaugural 2010–2011 class of Barristers in The Theodore McMillian American Inn of Court.
Ms. Piper has been appointed to serve on a special committee of the Missouri Bar Association addressing juvenile cases and immigration issues, and on a special committee dedicated to improving the Family Court of St. Louis County, which developed and implemented new local rules and procedures.
Certified as a Guardian Ad Litem, Ms. Piper is regularly appointed by Judges and Commissioners in St. Louis County and St. Louis City to represent and protect children, including volunteer service on the St. Louis County Domestic Violence Court Docket. She is also a certified Mediator for civil and family law matters and a certified Parenting Coordinator, regularly appointed by the Court to assist families navigating the most difficult custody matters. Ms. Piper is committed to guiding families through difficult transitions with clarity, advocacy, and a steadfast focus on the best interests of children.Overview
- Saint Louis University, JD, graduated 2001
- University of Missouri, BA, graduated 1998
- Missouri, 2001
- Illinois, 2002
- Bar Association of Metropolitan St. Louis - Family and Juvenile Law Section, Chair 2023-2024
- St. Louis County Bar Association - Past President
- Association of Family and Conciliation Courts - National Member and Missouri Chapter
- Academy of Professional Family Mediators - Member
- St. Louis Collaborative Family Law Association - Member
- American Bar Association - Member
- Amicable Divorce Network - Member
- International Academy of Collaborative Professionals - Member
- Association of Missouri Mediators - Member
- International Academy of Collaborative Professionals - Member
- The Missouri Bar Association Juvenile Courts and Law Committee - Vice Chair 2011-2012
- Caring For Kids - Board of Directors 2010-2013
- St. Louis County Law Library - Board of Directors 2004-2010
- The Theodore McMillian Inns of Court - Barrister, Inagural Class 2010
- Missouri, 2001
- Illinois, 2002
- Bar Association of Metropolitan St. Louis - Family and Juvenile Law Section, Chair 2023-2024
- St. Louis County Bar Association - Past President
- Association of Family and Conciliation Courts - National Member and Missouri Chapter
- Academy of Professional Family Mediators - Member
- St. Louis Collaborative Family Law Association - Member
- American Bar Association - Member
- Amicable Divorce Network - Member
- International Academy of Collaborative Professionals - Member
- Association of Missouri Mediators - Member
- International Academy of Collaborative Professionals - Member
- The Missouri Bar Association Juvenile Courts and Law Committee - Vice Chair 2011-2012
- Caring For Kids - Board of Directors 2010-2013
- St. Louis County Law Library - Board of Directors 2004-2010
- The Theodore McMillian Inns of Court - Barrister, Inagural Class 2010
- Saint Louis University, JD, graduated 2001
- University of Missouri, BA, graduated 1998
Client Testimonials
Awards & Focus
- Family Law
- Family Law
- Family Law Arbitration
- Family Law Mediation
- Family Law: Arbitration and Mediation
Family Ally has been ranked by U.S. News- Best Lawyers® “Best Law Firms” list in Family Law, St. Louis 2021-2025
- Women's Justice Award, Missouri Lawyers Weekly, 2019
Recognized by St Louis Small Business Monthly as one of the Best Attorneys in St. Louis for 2020
- Missouri Super Lawyers, 2020-2025
- US News and World Reports - Best Lawyers, St. Louis Family Law 2017-2021
- Named Up and Coming Lawyer- Rising Star from Missouri Super Lawyers, 2010, 2011, 2013, 2014, 2015
- Named Up and Coming Lawyer from Missouri Lawyers Weekly, 2009
- Martindale-Hubbell AV Preeminent Ranking
- Reinker, Hamilton & Piper LLC Best Law Firms, Family Law, US News and World Reports 2016-2020
Additional Information
- Speaking Engagements
- Advanced Family Law Custody: Mediation — 2025
- Navigating the Role of the Parenting Coordinator — 2025
- Parenting Coordination Training — 2024
- Fundamentals of Parenting Coordination — 2024
- Advanced Family Law Custody: Ethical Considerations for GALs – Continued Representation in High Conflict Cases — 2024
- New Case.net Public Access, Redaction Rules, and How They Affect Family Court Filings — 2023
- Full Day Domestic and Guardian Ad Litem CLE: Parent Coordinators — 2021
- Society of Human Resource Management: What to Expect and How to Support Your Employee Going Through a Divorce or Modification — 2019
- Going Solo: How to Start Your Own Law Firm — 2016
- Divorce Over 50 — 2014
- Veteran’s Benefits in Divorce — 2013
- Finding and Preserving Electronic Evidence — 2010
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