The Dublin Rebels are the most successful team in the history of the Irish American Football League. They have earned nine national championship wins (Shamrock Bowl XV, XVII, XVIII, XIX, XX, XXIV, XXV, XXX, XXXI), four league titles, three European crowns, and have registered an undefeated season twice; once in 2006 and again in 2010. Most recently, The Rebels posted an undefeated regular season, losing in the Shamrock Bowl, to UCD