The 6-foot-7, 250-pound senior guard led the Sallies to a 23-2 record and the Delaware Interscholastic Athletic Association state championship this past season. O'Neill averaged 13.5 points, 8.2 rebounds and three blocks while recording 12 double-doubles.
O'Neill has maintained a 3.34 GPA in the classroom.
A devoted parishioner in his church community, he has volunteered locally on behalf of the Special Olympics and as a youth basketball coach and referee.