 In February, Čilić played for Croatia in the Davis Cup World Group playoffs against Italy; he defeated Paolo Lorenzi in the opening singles rubber, and in the first reverse singles, he avenged his earlier loss to Seppi at the Australian Open, prevailing in a straight-sets win.Italy, however, won the tie eventually with a final score of 3–2.At Zagreb, where he had won twice in 2009 and 2010, Čilić won for a third time to earn his ninth career title, defeating Jürgen Melzer in the final.