Jennifer R. Piper

Headshot of Jennifer R. Piper.

JENNIFER R. PIPER

Lawyer, Speaker, & Owner of Family Ally


130 S. Bemiston Ave
Suite 608
St. Louis,  Mo  63105

About Jennifer


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.

Bar Admissions


  • Missouri, 2001
  • U.S. District Court Eastern District of Missouri, 2001
  • Illinois, 2002 (currently inactive)

Experience


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.

Honors & Awards


  • Family Ally has been ranked by U.S. News- Best Lawyers® “Best Law Firms” list in Family Law, St. Louis – 2021-2025
  • Named to The Best Lawyers in America® – 2017-2025
  • Selected to Missouri Super Lawyers – 2021-2025
  • Appointed to the Mediation and Parenting Coordinator Committee of St. Louis County Circuit Court – 2022-2025
  • Recognized by St Louis Small Business Monthly as one of the Best Attorneys in St. Louis for 2020
  • Women’s Justice Award, from Missouri Lawyers Weekly – 2019
  • Named Up and Coming Lawyer from Missouri Super Lawyers – 2010, 2011, 2013, 2014, 2015
  • Appointed to Special Committee of Missouri Bar Association addressing Juvenile Law and Immigration Issues – 2011
  • Named Up and Coming Lawyer from Missouri Lawyers Weekly – 2009
  • Appointed to Special Committee of St. Louis County addressing the Family Court rules and procedures
  • Martindale-Hubbell AV Preeminent Ranking

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

Professional Associations and Memberships


  • American Bar Association
  • The Missouri Bar Association
  • Academy of Professional Family Mediators
  • Association of Family and Conciliation Courts (AFCC) – National Member and Missouri Chapter
  • Bar Association of Metropolitan St. Louis, Family and Juvenile Law Section – Chair 2023-2024; Chair-Elect 2022–2023
  • St. Louis County Bar Association – Past President; Executive Committee, 2003 – 2006
  • The Theodore McMillian Inns of Court – Barrister, Inaugural class 2010
  • The Missouri Bar Association Juvenile Courts and Law Committee – Vice-Chair 2011-2012
  • St. Louis County Law Library – Board of Directors, 2004 – 2010
  • Caring For Kids – Board of Directors 2010-2013
  • St. Louis Survivors Legal Services (SLSLS) – Past Board Member & Chair, Attorney Volunteer Recruitment and Training Committee
  • St. Louis Collaborative Family Law Association
  • Association of Missouri Mediators
  • International Academy of Collaborative Professionals
  • Amicable Divorce Network