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.
Juventus defender Giorgio Chiellini has graduated in business administration at the University of Turin after writing a thesis about the club's business model.
Lazio reached the Italian Cup final on Tuesday despite losing 3-2 in the second leg to bitter city rivals Roma, advancing 4-2 on aggregate.
A first-half penalty from Paulo Dybala helped fire Juventus into the Champions League quarterfinals on Tuesday after a 1-0 win sent the Serie A champions through 3-0 on aggregate.
A stunning late strike by Keita Balde helped Lazio to a 3-1 win over Torino on Monday that keeps the capital side in the hunt for Champions League qualification in Serie A.
AC Milan came within seconds of ending Juventus' 17-month run of home league wins before a hugely controversial penalty gave the Serie A leaders a 2-1 win in a stormy match on Friday.
Roma coach Luciano Spalletti all but threw in the towel to Serie A title rivals Juventus following Saturday's 2-1 defeat to Napoli.
Paolo Dybala's second-half penalty double put holders Juventus in control with a 3-1 win over Napoli in the first leg of their Italian Cup semifinal on Tuesday.
Fiorentina squandered a two-goal lead at home for the second time in five days on Monday and were jeered off the field following a 2-2 draw with Torino which heaped the pressure on coach Paulo Sousa.
Napoli's remote hopes of overhauling Serie A leaders Juventus were dealt a possibly fatal blow when they lost 2-0 at home to Atalanta on Saturday and the Turin side ploughed on by beating Empoli by the same score.
AS Roma thrashed Fiorentina 4-0 as Edin Dzeko's double plus goals from Federico Fazio and Radja Nainggolan extended their 100 percent home record this season to keep the pressure on in Serie A leaders Juventus on Tuesday.