The 2025–26 Slovenian Football Cup was the 35th edition of the football knockout tournament in Slovenia.
Celje were the defending champions after winning their second title in the previous season. Aluminij defeated second-division side Brinje Grosuplje 1–0 in the final and won its first major trophy, having previously lost in the cup finals in 2001–02 and 2017–18.
Preliminary round
MNZ Celje
!colspan="3" align="center"|26 August 2025
!colspan="3" align="center"|27 August 2025
!colspan="3" align="center"|28 August 2025
MNZ Gorenjske Kranj
!colspan="3" align="center"|20 August 2025
!colspan="3" align="center"|23 August 2025
!colspan="3" align="center"|26 August 2025
MNZ Koper
!colspan="3" align="center"|13 August 2025
!colspan="3" align="center"|19 August 2025
MNZ Lendava
!colspan="3" align="center"|17 August 2025
MNZ Ljubljana
!colspan="3" align="center"|12 August 2025
!colspan="3" align="center"|13 August 2025
!colspan="3" align="center"|19 August 2025
!colspan="3" align="center"|20 August 2025
MNZ Maribor
!colspan="3" align="center"|20 August 2025
!colspan="3" align="center"|22 August 2025
!colspan="3" align="center"|23 August 2025
!colspan="3" align="center"|24 August 2025
MNZ Murska Sobota
!colspan="3" align="center"|16 August 2025
!colspan="3" align="center"|17 August 2025
MNZ Nova Gorica
!colspan="3" align="center"|9 August 2025
!colspan="3" align="center"|13 August 2025
MNZ Ptuj
!colspan="3" align="center"|19 August 2025
!colspan="3" align="center"|20 August 2025
!colspan="3" align="center"|27 August 2025
First round
MNZ Celje
!colspan="3" align="center"|9 September 2025
!colspan="3" align="center"|10 September 2025
MNZ Gorenjske Kranj
!colspan="3" align="center"|3 September 2025
!colspan="3" align="center"|9 September 2025
MNZ Koper
!colspan="3" align="center"|27 August 2025
MNZ Lendava
!colspan="3" align="center"|17 August 2025
!colspan="3" align="center"|27 August 2025
!colspan="3" align="center"|28 August 2025
MNZ Ljubljana
!colspan="3" align="center"|27 August 2025
!colspan="3" align="center"|3 September 2025
!colspan="3" align="center"|17 September 2025
MNZ Maribor
!colspan="3" align="center"|3 September 2025
MNZ Murska Sobota
!colspan="3" align="center"|3 September 2025
!colspan="3" align="center"|4 September 2025
MNZ Nova Gorica
!colspan="3" align="center"|26 August 2025
!colspan="3" align="center"|27 August 2025
MNZ Ptuj
!colspan="3" align="center"|2 September 2025
!colspan="3" align="center"|3 September 2025
!colspan="3" align="center"|10 September 2025
Second round
MNZ Celje
!colspan="3" align="center"|24 September 2025
MNZ Gorenjske Kranj
!colspan="3" align="center"|17 September 2025
!colspan="3" align="center"|24 September 2025
MNZ Koper
!colspan="3" align="center"|17 September 2025
MNZ Lendava
!colspan="3" align="center"|17 September 2025
MNZ Ljubljana
!colspan="3" align="center"|9 September 2025
!colspan="3" align="center"|17 September 2025
!colspan="3" align="center"|24 September 2025
MNZ Maribor
!colspan="3" align="center"|17 September 2025
!colspan="3" align="center"|23 September 2025
MNZ Murska Sobota
!colspan="3" align="center"|17 September 2025
MNZ Nova Gorica
!colspan="3" align="center"|17 September 2025
MNZ Ptuj
!colspan="3" align="center"|23 September 2025
!colspan="3" align="center"|24 September 2025
Round of 32
!colspan="3" align="center"|21 October 2025
!colspan="3" align="center"|22 October 2025
!colspan="3" align="center"|28 October 2025
!colspan="3" align="center"|29 October 2025
!colspan="3" align="center"|30 October 2025
!colspan="3" align="center"|5 November 2025
!colspan="3" align="center"|6 November 2025
Round of 16
!colspan="3" align="center"|18 November 2025
!colspan="3" align="center"|19 November 2025
!colspan="3" align="center"|27 November 2025
!colspan="3" align="center"|3 December 2025
!colspan="3" align="center"|4 December 2025
Quarter-finals
!colspan="3" align="center"|4 March 2026
!colspan="3" align="center"|11 March 2026
!colspan="3" align="center"|12 March 2026
Semi-finals
!colspan="3" align="center"|22 April 2026
!colspan="3" align="center"|23 April 2026
Final The final was held on 13 May 2026 at Stadion Z'dežele in Celje.
References