181 Second Avenue, Suite 625, P.O. Box 190, San Mateo, California 94401

Please call to schedule an appointment

650-348-1016 650-348-1016

Beth F. Chagonjian

Email address for service pursuant to Code of Civil Procedure 1016(e): [email protected]

Ms. Chagonjian is the former San Mateo County probate research attorney responsible for reviewing and briefing all probate calendars and probate ex parte matters.  In addition to her probate responsibilities, Ms. Chagonjian was the research attorney responsible for the civil writs and receivers calendar prior to the expansion of the probate calendar.  In her capacity as San Mateo County probate research attorney, Ms. Chagonjian presented and prepared continuing education programs for the San Mateo County Bar Association. The State Bar of California Board of Legal Specialization has certified Ms. Chagonjian as a specialist in Estate Planning, Trust, and Probate Law.

Ms. Chagonjian initially joined Thirkell Law Group in 2018, having left to accept the San Mateo County probate position for which she was hand selected.  She returned in 2021 to Thirkell Law Group.

While in law school, Ms. Chagonjian was a member of two award winning National Student Trial Advocacy Competitions, once as quarterfinalist and once as finalist.

After graduation from law school, Ms. Chagonjian was invited to grade the California Bar Exam and graded the exam for a period of twenty years prior to retiring.


  • 1999, California
    • Estates Trust and Probate Section
  • Phi Delta Phi Legal Fraternity
  • Armenian Bar Association


San Francisco, Califonia


  • University of California, Davis, BA, Dean’s List
  • Golden Gate University School of Law, JD, Dean’s List
  • Golden Gate University School of Law, LLM, Honors

Professional Memberships

  • California Bar
  • California Lawyers Association
  • San Mateo County Bar Association
    • Estates Trust and Probate Section
  • Phi Delta Phi legal fraternity
  • Armenian Bar Association

Community Volunteer

  • San Mateo County Courts Probate Department
  • Girl Scouts USA
  • Peninsula Day Camp
  • Kings Mountain Archers
  • North Star Academy
  • Roy Cloud Elementary
  • Woodside High School
  • Redwood City Little League
  • Redwood City Girls Softball
  • Odyssey Middle School
  • Educate Our State
  • Redwood City School District
  • Junipero Serra High School Mock Trial

Personal Information

  • Peninsula Native, born in San Francisco, raised in San Bruno.
  • Married since 1992 to W. Bruce Bohannan, DDS, MD.  Two adult children.