Mary Pat Kerrigan Photo

Mary Pat Kerrigan

Associate Attorney
  • Profile

Mary Pat Kerrigan, Esq. is an Associate Attorney at DeTommaso Law Group, LLC. For her entire career, Mary Pat has worked exclusively on matrimonial law. Prior to entering private practice, she was a Judicial Law Clerk to the Honorable Mark T. Janeczko, J.S.C., a Family Part judge in Bergen County from 2018 until 2019. During her clerkship, Mary Pat worked primarily on the FM docket dealing with pre- and post-judgment matrimonial matters. She is a court-certified mediator and has mediated small claims and landlord-tenant cases.

Mary Pat received her Bachelor of Arts degree from Loyola University of Maryland where she majored in English Literature and minored in Secondary Education. It was during her student teaching experience in her senior year of college that she realized she wanted to switch gears from teaching to law in hopes of advocating for both children and adults in divorce proceedings. Mary Pat earned her Juris Doctor degree from Elisabeth Haub Pace Law School. While in law school, she worked at boutique firms in Westchester and as a student attorney for the Child Advocacy Clinic, representing victims of child abuse and neglect and immigrant children. During her last year of law school, she competed in the Peter James Johnson‘49 National Civil Rights Trial Competition and the National Trial Competition where she sharpened her litigation skills.

Mary Pat is admitted to the New Jersey State Bar and the United States District Court, District of New Jersey.


  • Elisabeth Haul Pace Law School, White Plains, New York
    • J.D.
  • Loyola University of Maryland, Baltimore, Maryland
    • B.A.

Bar Admissions

  • New Jersey
  • U.S. District Court District of New Jersey

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