This 2012–13 season in League One will be Crewe's 89th competitive season and is their first upon return to League One after an absence spanning over three seasons.

Appearances formatted as starts + substitutions.

     Players highlighted in light grey denote the player had scored for the club before leaving for another club
     Players highlighted in light cyan denote the player has scored for the club after arriving at Crewe during the season
     Players highlighted in Blonde denote the player has scored for the club before leaving the club on loan for part/the rest of the season

     Players highlighted in light grey denote the player has received a yellow/red card for the club before leaving for another club
     Players highlighted in light cyan denote the player has received a yellow/red card for the club after arriving at Crewe during the season
     Players highlighted in Blonde denote the player has received a yellow/red card for the club before leaving the club on loan for part/the rest of the season

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