The 2014 Arizona Attorney General election took place on November 4, 2014, to elect the attorney general of Arizona. Incumbent Republican Attorney General Tom Horne ran for re-election to a second term in office. Horne, who was under investigation for multiple violations of election laws, was considered vulnerable in both the primary and general elections.[1] Various Arizona Republicans called for him to resign or endorsed his opponent.[2] Horne lost the Republican primary to Mark Brnovich. Brnovich won the election by a 5.84% margin, defeating Democratic opponent Felecia Rotellini.