In the 2013–14 season, Associazione Calcio Milan competed in Serie A for the 80th time, as well as the Coppa Italia and the UEFA Champions League. It was the club's 31st consecutive season in the top flight of Italian football.

By early 2014, it was clear that this was an exceptionally bad season for Milan, prompting Milan to change its manager in mid-January.

In January, Milan was eliminated from the Coppa Italia in the quarter-finals (Milan's second match of the Coppa) by Udinese.

On 9 February 2014, Milan were in 11th place in the Serie A, just about in the bottom half of the table of 20 teams.

In the Champions League, Milan secured a place in Group Stage of after beating PSV in the play-off round 4–1 on aggregate. On 11 December 2013, Milan qualified for the next stage in the competition after playing to a 0–0 draw against Ajax, securing second place in group behind group leaders Barcelona. The Rossoneri were then matched against Atlético Madrid, who defeated Milan 0–1 at San Siro and 4–1 in Madrid. After the defeat, Milan continued their run of failing to eliminate a Spanish club in the knockout phase since the competition's refurbishment in 1992.

Note: Flags indicate national team as defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.

The Rossoneri resume training on 8 July 2013. They will play their first set of friendlies in Reggio Emilia in Città del Tricolore on 23 July to contest the TIM Trophy consisting of three games. Each game is 45 minutes each and this year, will be played against newly promoted Sassuolo and Serie A Champions Juventus. On Saturday, 27 July 2013, Milan will play Spanish side Valencia at the Mestalla in Valencia as part of the Guinness International Champions Cup. They will then travel in Munich to take part in the Audi Cup, to be played on the 31 July and 1 August 2013 at Allianz Arena against two of Bayern Munich, Manchester City and São Paulo. After this, they will fly to New York to play the final stages of the Guinness International Champions Cup between 4 and 7 August 2013 at MetLife Stadium. Milan will conclude their pre-season with the UEFA Champions League Play-off round, with their opponents due to be drawn on 9 August 2013 with the games being played between 20 and 28 August 2013.

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