2008–09 Millwall F.C. season

This article details Millwall's 2008–09 season in League One, Millwall's 83rd season in the Football League and 40th in the third tier.

Events
This will be a list of the significant events to occur at the club during the 2008–09 season, presented in chronological order.

9 August 2009- season begins with a 4–3 loss at Oldham.

12 August 2009- Knocked out in the first round of the League Cup at home to Northampton.

Squad information
Appearances (starts and substitute appearances) and goals include those in the League One (and playoffs), FA Cup, League Cup and EFL Trophy.