2008–09 TFF 1. Lig

1. Lig
Season2008–09
ChampionsManisaspor
PromotedManisaspor, Diyarbakırspor, Kasımpaşa
RelegatedSakaryaspor, Güngören, Malatyaspor
Matches played306
Goals scored752 (2.46 per match)
Top goalscorerBruno Mezenga (21)
Biggest home winOrdu 5–0 Güngören
Biggest away winKarabük 0–6 Kasımpaşa
Highest scoringKarabük 6–3 Manisa

The 2008–09 TFF 1. Lig (referred to as the Bank Asya 1. Lig for sponsorship reasons) was the second-level football league of Turkey and the 46th season since its establishment in 1963–64. At the end of the season in which 18 teams competed in a single group, Manisaspor and Diyarbakırspor, which finished the league in the first two places, and the play-off winner Kasımpaşa were promoted to the upper league, while Sakaryaspor, Güngören Belediyespor and Malatyaspor, which were in the last three places, were relegated.