William O'Conner Jr. (born January 2, 1987) is an American college baseball coach and former catcher.
As a freshman at the Indiana University in 2006, O'Conner had a .176 batting average, a .233 on-base percentage (OBP) and a .206 SLG.
O'Conner had his best season as a senior in 2009, with home runs (2) and was a key contribute with RBIs (39), batting average (.333) and slugging (.412).
He was named Honorable mention All-Atlantic 10 Conference baseball tournament Team.
O'Conner joined the Northern Kentucky Norse baseball staff as a volunteer coach in 2013.