On October 29, Bill O'Neill announced his candidacy for Governor of Ohio. He is a former judge, an army officer, a registered nurse, and an adoptive parent. O'Neill became the 156th justice to the Ohio Supreme Court on January 2, 2013. Prior to becoming a justice, he served on the Eleventh District Court of Appeals from 1997 until 2007. He was most recently a registered nurse at Hillcrest Hospital, an affiliate of the Cleveland Clinic. He is also a Vietnam veteran, and was both a newspaper and television reporter.
O'Neill is a graduate of Ohio University, Cleveland Marshall College of Law, and Huron School of Nursing.