| Clubname: | NK Kustošija |
| Fullname: | Nogometni Klub Kustošija |
| Ground: | Kustošija |
| Capacity: | 2,550 |
| Chairman: | Vladimir Babić |
| Manager: | Petra Mandić |
| League: | First League (II) |
| Season: | 2022–23 |
| Position: | 11th |
| Pattern La1: | _black_stripes |
| Pattern B1: | _3blackstripes |
| Pattern Ra1: | _black_stripes |
| Pattern So1: | _hoops_black |
| Leftarm1: | FF0000 |
| Body1: | FF0000 |
| Rightarm1: | FF0000 |
| Shorts1: | 000000 |
| Socks1: | FF0000 |
NK Kustošija is a Croatian professional football club based in Zagreb. It was founded in 1929.
As of the 2017–18 season, the club's senior team participates in the 2. HNL. Kustošija also have a football school attached to the club, where a number of children of famous Croatians have trained due to its location in the center of Zagreb.[1]
Kustošija were founded as Metalac and played in the second Yugoslavian leagues for parts of the 1940s, 1950s and 1960s.
Kustošija participated in the 2013–14 Croatian Cup, winning in the preliminary round but losing 5–1 to Hajduk Split in the first round.[2]
Kustošija won the 4. HNL center division in 2015–16 to gain promotion to the 3. HNL after spending a number of years in lower leagues. The team promoted from the Croatian sixth division to the second division within five years after Vladimir Babić became chairman.[3]