The 2011–12 season was the 112th season in Società Sportiva Lazio's history and their 24th consecutive season in the top-flight of Italian football.

During the pre-season, Lazio purchased Djibril Cissé from Panathinaikos,Miroslav Klose from Bayern Munich, Abdoulay Konko from Genoa, Lorik Cana from Galatasaray and Senad Lulić from Young Boys. They also sold Stephan Lichtsteiner to Juventus for €10 million and bought Federico Marchetti from Cagliari. They then sold goalkeeper Fernando Muslera to Galatasaray.

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

Updated to games played on 20 May 2012.
Source: legaseriea.it (Italian)
Rules for classification: 1) points; 2) goal difference; 3) number of goals scored
(C) = Champion; (R) = Relegated; (P) = Promoted; (E) = Eliminated; (O) = Play-off winner; (A) = Advances to a further round.
Only applicable when the season is not finished:
(Q) = Qualified to the phase of tournament indicated; (TQ) = Qualified to tournament, but not yet to the particular phase indicated; (RQ) = Qualified to the relegation tournament indicated; (DQ) = Disqualified from tournament.

Last updated: 13 May 2012.
Source: Soccernet

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