Sean O'Connor (born October 19, 1981) is a Canadian professional ice hockey player currently an unrestricted free agent who most recently was under contract with the Straubing Tigers in the Deutsche Eishockey Liga (DEL).
O'Connor was originally selected by the Florida Panthers in the third round (82nd overall) of the 2000 NHL Entry Draft.
He previously played in Germany for Augsburger Panther, ERC Ingolstadt, and the Schwenninger Wild Wings. On March 10, 2015, O'Connor signed as a free agent with his fifth DEL club, the Straubing Tigers, on a one-year deal.