The 2012–13 season was Ulster's 19th season since the advent of professionalism in rugby union, and their first under head coach Mark Anscombe, replacing Brian McLaughlin who failed to get his contract re-signed. They competed in the Pro12 and the European Rugby Champions Cup. Major signings included number eight Nick Williams from the now defunct Aironi, wing Tommy Bowe returning from his four-year stay at the Ospreys, and flanker Roger Wilson returning after four years with Northampton Saints. Hooker Rob Herring joined from Western Province.