AC Milan Under manager Fabio Capello, AC Milan went undefeated throughout all of their 34 matches in the league to capture the 1991–92 Serie A, and went unbeaten between 1991 and 1993, an Italian record of 58 league matches in total.[3]
Arsenal Arsenal won the 2003–04 Premier League title, finishing undefeated under manager Arsène Wenger, and went unbeaten for a total of 49 consecutive matches in the league between 2003 and 2004.[4][5][6]
Juventus Under manager Antonio Conte, Juventus won the 2011–12 Serie A undefeated, becoming the first team to do so in a 38–game league season in Italy.[7] Overall, in that season the team set a national record of 42 official matches unbeaten including the Italian Cup campaign, in which they reached the final. Finally, Juventus went unbeaten during 49 league matches between September 2011 and November 2012.[8][9]