About
Kathleen O’Donnell is a family law lawyer serving clients from Keene, New Hampshire. For more than 20 years, she has focused her practice exclusively on family law matters. Her work at the Law Offices Of Kathleen O’Donnell, PLLC, includes divorce, child custody, parenting disputes, mediation, and other family-related legal issues. Licensed in both New Hampshire and Massachusetts, she brings knowledge of the laws in both states when cases require it. Kathleen is known for listening carefully to clients and helping them address important legal concerns with confidence and clarity.
Kathleen earned her J.D. in Law from the University of New Hampshire School of Law, Franklin Pierce Law Center. This legal education provided a strong foundation for her work in family law and dispute resolution. Before attending law school, she completed a B.A. in Biology at Boston University. She also attended Oliver Ames High School. Her academic background reflects years of study, research, and professional preparation. The combination of legal training and analytical skills supports her ability to evaluate complex family law matters and develop practical legal strategies for clients.
Kathleen has worked closely with individuals and families facing difficult life transitions throughout her legal career. She has experience serving as a mediator, litigator, and child advocate. These roles allow her to view cases from different perspectives and help clients understand their options. She approaches each matter with professionalism and respect while focusing on solutions that support the interests of families. Her experience helps clients navigate legal challenges while remaining informed throughout the process and court proceedings.
Kathleen O’Donnell has helped many people resolve family law disputes through negotiation, mediation, and litigation when necessary. She works directly with clients to understand their goals and concerns before developing a legal approach. Her commitment to personal attention allows clients to feel heard during stressful situations. By combining legal knowledge, practical guidance, and strong advocacy, Kathleen continues to assist families in reaching fair outcomes and moving forward with greater stability and confidence for their future.
Law Office Affiliations
- Attorney, Law Offices Of Kathleen O’Donnell, PLLC
- Member, New Hampshire Bar Association
- Member, Massachusetts Bar Association
Licensed State
- New Hampshire
- Massachusetts
Education
- University of New Hampshire School of Law, Franklin Pierce Law Center
Juris Doctor (JD) - Boston University
Bachelor of Arts (BA)
Awards & Badges


- Annulment
- Divorce & Separation
- Guardianship
- Mediation & Collaborative Law
- Paternity
- Uncontested Divorce




