| Clubname: | Piran |
| Fullname: | Nogometni klub Piran |
| Nickname: | Gusarji (The Privateers) |
| Ground: | Pod Obzidjem Stadium |
| Capacity: | 500 |
Nogometni klub Piran (English: Piran Football Club), commonly referred to as NK Piran or simply Piran, was a Slovenian football club from Piran. The club was founded in 1925. The club was dissolved during the 1997–98 Slovenian Third League season. A newly established club named NK Portorož Piran was founded in 1998. The club played their home games at Pod Obzidjem Stadium.
Winners: 1992–93