 He repeated the performance in the 2006 All-Ireland Final against the same team.Kerry dominated, and Mayo were easily defeated by a score of 4-15 to 3-05, and O'Mahony picked up the RTÉ Man of the Match Award for scoring 2 points and marking Ciarán McDonald.He won further All-Ireland medals in 2006 and 2007, gaining an All Star in each of those years.