The 2009–10 season is Futebol Clube do Porto's 76th season in the Primeira Liga, officially known as the Liga Sagres for sponsorship reasons.

Porto won their fourth consecutive title last season and will be aiming to match their national record of winning five titles in a row.

Supplier: NikeSponsor(s): tmn, meo, Super Bock Last updated: 20 July 2009.Source: FCPorto.pt

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

Ordered by position on pitch (from back right to front left).