Allegri led Juve to five Serie A titles, five Italian Cups and two Italian Super Cups.
The 24-year-old is looking to give his club career a jump start at Milan after being sold by Chelsea and he was key to Stefano Pioli's side claiming the points in their opening match of the season
AS Roma said on Monday they have sacked chief executive Pietro Berardi, a decision taken days after prosecutors seized documents at the Serie A club as part of a probe into possible financial irregularities in transfer deals.
Serie A title fever is sweeping Naples as the football-mad city hopes that rampant Napoli will end more than three decades of waiting to be crowned kings of Italy.
Inter Milan made it two from two in Serie A with Saturday's comfortable 3-0 win over Spezia on Romelu Lukaku's return to the San Siro.
Angel Di Maria landed in Turin on Thursday night ahead of his move to Juventus after being released by Paris Saint-Germain at the end of last season.
But the most emotional scenes came during Fiorentina's 3-1 defeat at Atalanta, who kept their hopes of Champions League football alive thanks to goals from Josip Ilicic, Alejandro Gomez and Robin Gosens.
Paulo Dybala strikes twice to send Juventus to the top of Serie A with a 2-0 victory over Udinese as title rivals Napoli are held to a goalless draw at Inter Milan.
Napoli pull four points clear at the top of Serie A with a 5-0 hammering of Cagliari a day after champions Juventus' game in Turin was snowed off.
Luis Muriel's penalty gave Sampdoria a shock 1-0 win over AC Milan 1-0 on Sunday to compound the Rossoneri's hopes of a return to European football.
Serie A sinner Mauro Icardi can impress Argentina coach Edgardo Bauza when he watches the Inter Milan striker at leaders Juventus on Sunday, according to coach Stefano Pioli.
Inter Milan's run of nine successive wins in all competitions ended when they lost 2-1 at home to Lazio in their Italian Cup quarter-final on Tuesday.
Inter Milan continued their stunning revival under coach Stefano Pioli as they beat basement club Pescara 3-0 to record their seventh successive Serie A victory which lifted them above Lazio into fourth place on Saturday.
Holders Juventus struck twice in the first half hour but nearly let the game slip against 10 men in the second half as they hung on for a 2-1 win over AC Milan in their Coppa Italia quarter-final on Wednesday.
Paulo Dybala hit a fifth-minute opener and Gonzalo Higuain added a quick second as Juventus humbled Lazio 2-0 on Sunday to restore their four-point lead over Roma.
Radja Nainggolan scored a double, the first a magnificent volley, to lead AS Roma to a 4-0 win over Sampdoria in their Italian Cup last-16 tie on Thursday.
AC Milan recovered from two goals down to salvage a 2-2 draw at Torino, who also missed a first-half penalty, as the visitors finished with 10 men in a dramatic Serie A game on Monday.
Fiorentina blew a hole in Juventus's title hopes with a shock 2-1 win in Florence on Sunday as Nikola Kalinic reassured fans troubled by a possible move to China with a superb first-half opener.
The Serie A title race is far from over, Juventus coach Massimiliano Allegri warned after a first-half opener by Chinese Super League target Nikola Kalinic paved the way for Fiorentina's shock 2-1 defeat of the champions.