Nereo Rocco (Italian pronunciation: [ne'r??o 'r?kko]; 20 May 1912 – 20 February 1979) was an Italian association football player and manager.
Regarded as one of the greatest managers of all time, he is famous for having been one of the most successful head coaches in Italy, winning several domestic and international titles during his tenure with A.C.
Milan.
At Padova, he was one of the first proponents of catenaccio in the country.