2021–22 AC Milan season

The 2021–22 season was the 123rd season in the existence of AC Milan and the club's 39th consecutive season (110th overall) in the top flight of Italian football. In addition to the domestic league, Milan participated in this season's editions of the Coppa Italia and UEFA Champions League. It marked Milan's return to Europe's premier knockout competition for the first time since the 2013–14 season.

Milan secured their 19th Italian league title on the last match day of the season, with a club-record tally of 86 points. It was their first league title since the 2010–11 season.

Squad information
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Summer window
Deals officialised beforehand will be effective starting from 1 July 2021.

Loan returns

 * Total spending: 74.9M

Loans out

 * Total income: €6.5M

Winter window
Deals officialised beforehand will be effective starting from 1 January 2022.

Loan returns

 * Total spending: 4.1M

Loans out

 * Total income: €2.0M

Matches
The league fixtures were announced on 14 July 2021.

Group stage
The draw for the group stage was held on 26 August 2021.

Appearances and goals
! colspan=14 style=background:#dcdcdc; text-align:center| Goalkeepers

! colspan=14 style=background:#dcdcdc; text-align:center| Defenders

! colspan=14 style=background:#dcdcdc; text-align:center| Midfielders

! colspan=14 style=background:#dcdcdc; text-align:center| Forwards

! colspan=14 style=background:#dcdcdc; text-align:center| Players transferred out during the season