The 2002–03 Slovenian Football Cup was the twelfth season of the Slovenian Football Cup, Slovenia's football knockout competition.

Qualified clubs

2001–02 Slovenian PrvaLiga members Celje Domžale Gorica Koper Korotan Prevalje Maribor Mura Olimpija Primorje Rudar Velenje Šmartno Triglav Kranj

Qualified through MNZ Regional Cups MNZ Ljubljana: Ljubljana, Bela Krajina, Livar MNZ Maribor: Železničar Maribor, Dravograd, Pohorje MNZ Celje: Krško, Vransko MNZ Koper: Korte, Jadran MNZ Nova Gorica: Bilje, Tolmin MNZ Murska Sobota: Tišina, Roma MNZ Lendava: Črenšovci, Nafta Lendava MNZG-Kranj: Bled, Britof MNZ Ptuj: Stojnci, Aluminij

First round The first round matches took place between 3 and 14 August 2002.

Round of 16 The round of 16 matches took place on 11 September 2002.

Quarter-finals The first legs of the quarter-finals took place on 2 October, and the second legs took place on 23 October 2002.

First legs

Second legs

Semi-finals The first legs of the semi-finals took place on 19 March, and the second legs took place on 9 April 2003.

First legs

Second legs

Notes Olimpija qualified for the final automatically, as Korotan Prevalje was excluded from the competition.

Final

First leg

Second leg

3–3 on aggregate. Olimpija won the cup on away goals.

References General

Specific