The 2012–13 season was Lille OSC's 69th season in existence and the club's 13th consecutive season in the top flight of French football.

This season marked the opening of the Grand Stade Lille Métropole, with a 50,000-seat capacity that went on to host several matches of UEFA Euro 2016.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Players may hold more than one non-FIFA nationality.

Source:[1] Source: Match reports in Competitive matches Last updated: 26 May 2013 Source: Match reports in Competitive matches Source: Ligue1.com Source: Ligue1.com Supplier: UmbroSponsor(s): Groupe Partouche Source: umbro.com Last updated: 26 May 2013.