Jacquelyn O'Brien was appointed to the Ohio General Assembly in 1985, where she served until 1999. During her tenure in the legislature, O'Brien held appointments to the following House committees:
-Aging and Housing,
-Economic Development and Small Business,
-Elections and Townships,
-Transportation and Urban Affairs,
-Children and Youth,
-Veteran Affairs Subcommittee,
-Finance and Appropriations,
-Transportation Subcommittee, and
-Local Government and Townships.
Representative O'Brien's civic involvement includes: the Anderson Hills Township Library, the Anderson Township Women's Republican Club (past president), the Men and Women's Republican Club, Psi Psi Psi Sorority, and the Board of Trustees for the Anderson Hills Loan Foundation.
She has been honored for her service by induction into the National Senior Citizen Hall of Fame, and by receiving the Hamilton County Council of PTA Service to Children Award and the 1991 Ohio AMVETS Legislator Award.
Biography courtesy of the Ohio Women's Policy and Research Commission