| Slovenian Football Cup | |
| Year: | 2009–10 |
| Num Teams: | 30 |
| Champions: | Maribor (6th title) |
| Runner-Up: | Domžale |
| Matches: | 35 |
| Goals: | 139 |
| Prevseason: | 2008–09 |
| Nextseason: | 2010–11 |
The 2009–10 Slovenian Football Cup was the 19th season of the Slovenian Football Cup, Slovenia's football knockout competition. The tournament system was changed for this season.
These matches took place on 2 September 2009.
These matches took place on 16 September 2009.
Gorica, Interblock, Maribor and Rudar Velenje received byes to this round. These matches took place on 20 and 21 October 2009.
The first legs took place on 17 March 2010 and the second legs took place on 24 March 2010.
The four winners from the previous round competed in this round. The first legs took place on 13 and 14 April 2010 and the second legs took place on 21 April 2010.