2008–09 Croatian First Football League

T-Com Prva HNL
Season2008–09
ChampionsDinamo Zagreb
11th Croatian title
15th domestic title
RelegatedNone
Champions LeagueDinamo Zagreb
Europa LeagueHajduk Split
Rijeka
Slaven Belupo
Matches played198
Goals scored522 (2.64 per match)
Top goalscorerMario Mandžukić (16)
Biggest home winDinamo 6–0 Cibalia
Biggest away winVarteks 1–6 Dinamo
Highest scoringRijeka 6–2 Slaven B.
Average attendance3,067

The 2008–09 Croatian First Football League (officially known as the T-Com Prva HNL for sponsorship reasons) was the eighteenth season of the Croatian First Football League, the national championship for men's association football teams in Croatia, since its establishment in 1992. It started on 27 July 2008 and ended on 31 May 2009. Dinamo Zagreb were the defending champions, having won their twelfth championship title the previous season, and they defended the title again, after a win against Slaven Belupo on 17 May 2009.