The 2010–11 Championship season sees Millwall playing back in the second tier of English football, after a four-year absence.

They secured promotion from League One via the Play-offs.

This is Millwall's 85th season in the Football League and 36th in the second tier.

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

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