Kirsten M. Demoga

Boston Office Coordinator Marie L. Ritt


Kirsten is a partner in Mirick O’Connell’s Family Law and Divorce Group.  She focuses her practice on all areas of family law including divorce, prenuptial and postnuptial agreements, contempts, modifications, paternity, equity and custody actions.  Kirsten has over 15 years of experience in family law, from preparing cases from initiation to trial and appeal.  She has extensive and complex trial and motion practice, and has served as Special Master, Parent Coordinator, and Guardian ad Litem.  She also has trial experience before the U.S. District Court pursuant to the wrongful retention of a child under The Hague Convention.

Kirsten was included in the 2024 edition of The Best Lawyers in America® for Family Law, and Family Law Mediation.  Kirsten has also been named a Massachusetts Super Lawyers “Rising Star” by Boston magazine and Law & Politics.

Prior to joining Mirick O’Connell, Kirsten was a partner at Barach Law Group in Framingham, MA. She was previously associated with Brick & Sugarman, LLP, Todd & Weld, LLP and Ailsa DePrada Deitemeyer, P.C.

Bar & Court Admissions

  • Massachusetts
  • U.S. District Court for Massachusetts
  • Suffolk University Law School JD (2004)
  • College of the Holy Cross BA (2001)

Publications and Presentations

  • “Learn What Items Fall Under Estate Planning in a Divorce,” The Divorce Hour with Ilyssa Panitz podcast (January 2024) (guest)
  • “Ask the Experts,” Jane Does Well (January 18, 2024)
  • "What to Know when Considering Divorce," On Air with Mirick O'Connell legal podcast (March 3, 2022)
  • “Leveraging Pretrial Preparation to Resolve Family Law cases Short of Trial,” MCLE, Inc. (February 2018)
  • “Alimony Trends and Theories,” MCLE, Inc. (February 2010)
  • “How to Try Divorce Cases in Massachusetts,” MCLE, Inc. (October 2009)
  • Judge for the American Bar Association’s “Client Counseling Competition”

Professional / Community Affiliations

  • Boston Bar Association, Family Law Steering Committee, 2018 - Present
  • Greater Boston Family Law Inn of Court, Executive Committee; Treasurer, 2018 - Present
  • Urban Improv, Mentor