"In the last fifty years I was sexually intimate with approximately 50 very attractive females", wrote the Chagrin Falls, Ohio, native.
Many viewed the post as remarkably tone-deaf in the national debate over sexual misconduct allegations and evidence against a series of powerful men in Hollywood, the media and in politics. She has accepted his apology.
He says people calling for him to quit his job are "sanctimonious judges".
"As a Democrat, I'm horrified that a statewide candidate would belittle victims of sexual harassment and assault in the way that he did".
Former state Rep. Connie Pillich, a fellow Democrat, condemned O'Neill Friday for "joking and trivializing sexual assault".
Ohio Democratic Party chair David Pepper called O'Neill's post "terrible" in a Tweet. He writes that he is "sooooo disappointed" by the current watershed moment in public discourse about sexual violence, that he calls a "feeding frenzy".
O'Neill's post was immediately met with outrage from both sides of the political spectrum in OH, with most calling for him to withdraw from the governor's race immediately. Al Franken (D-MN), the candidate's campaign manager has resigned.
Stay tuned to WKYC Channel 3 at 6 p.m. for all the latest on Justice O'Neill's post. Al Franken against allegations he groped a woman while she was asleep - but then went too far.
State Supreme Court Judge Bill O'Neill, who is a Democratic candidate for state governor, made the claim on Facebook on Friday afternoon.
Republican Lieutenant Governor Mary Taylor said it was a "crass post is ill-timed and dismissive at best".
In his original announcement, the Supreme Court justice almost identified the very women he was referring to, and one wrong word suggested that he had actually slept with a US senator!
O'Neill, a Democrat, says he is running for OH governor.
OH voters are in shock after a top judge boasted of having been "sexually intimate" with "approximately 50 very attractive females". It ranged from a gorgeous blonde who was my first true love and we made passionate love in the hayloft of her parents barn and ended with a drop dead gorgeous red head from Cleveland. Al Franken to resign.