Mary Ann O'Brien

Surrogate's Office
Title: Surrogate
Phone: 609-265-5005

Town of Residence: Medford Township
Term Expires: December 31, 2021

Born and raised on the Burlington County riverfront, and now residing in Medford Township, Mary Ann O’Brien has deep roots in Burlington County with Mary Ann having served two terms on the Freeholder Board. In January 2015, Mary Ann was unanimously elected as Freeholder Director. In 2016, Mary Ann was elected as Burlington Country Surrogate.

As a former Councilwoman in Medford, Mary Ann served on the Planning Board and acted as co-liaison for the Economic Development Commission, the Public Safety Advisory Board, and Senior Citizen Advisory Board. She served as a member of the Board of the United Way of Greater Philadelphia and Southern New Jersey in Burlington County.

O’Brien has been an attorney over 35 years, practicing at Crammer, Bishop & O’Brien, P.C. For many years, Mary Ann served as the Director of Music for Resurrection Parish, consisting of Holy Name Church in Delran and St. Casimir in Riverside, where she played the piano and organ in addition to directing the choir. She now volunteers her time at St. Mary of the Lakes Church in Medford.

Mary Ann lives with her husband Tim. Their son, Dan, is a physician in his fourth year of residency in Orthopedic Surgery at the University of Connecticut Health System. 

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