| Clubname: | Rudar Kostolac |
| Fullname: | FK Rudar Kostolac |
| Founded: | 1945 |
| Ground: | Stadion, Kostolac |
| Capacity: | 4,000 |
| Season: | 2015–16 |
| Position: | Dunav Zone League, 13th |
| Pattern La1: | _blackshoulders |
| Pattern B1: | _blackshoulders |
| Pattern Ra1: | _blackshoulders |
| Leftarm1: | 2E8B57 |
| Body1: | 2E8B57 |
| Rightarm1: | 2E8B57 |
| Shorts1: | 2E8B57 |
| Socks1: | 000000 |
| Pattern La2: | _whiteshoulders |
| Pattern B2: | _whiteshoulders |
| Pattern Ra2: | _whiteshoulders |
| Pattern So2: | _whitetop |
| Leftarm2: | 000000 |
| Body2: | 000000 |
| Rightarm2: | 000000 |
| Shorts2: | 000000 |
| Socks2: | 000000 |
FK Rudar Kostolac (Serbian Cyrillic: ФК Рудар Костолац) is a football club based in Kostolac, Serbia.
Football started in the region with the beginning of the mining activity in the Klenovnik in 1933. At the end of the Second World War along with the creation of gymnastics society Rudar, the football section was formed as well. The football club is the older, most popular and most successful section of the sports society Rudar.
After its creation, the club competed in the football leagues of Belgrade district, Braničevo district, Posavlje-Podunavlje Zone League, First and Second Serbian League and Inter-Republic League North (one of the subdivisions of the Yugoslav Second League).
In the Cup, Rudar Kostolac was the district champion for 25 times, and participated in three occasions in the final tournament of the Yugoslav and Serbian Cup.
The club has won a number of tournaments among them the Minners Day of Serbia Tournament which is held in Kostolac. It also participates in a number of international tournaments in Poland, Czechoslovakia and Austria. Its first international match was played in 1948 against FK Avija from Prague.
The club has a renowned football school and a number of players have continued their careers in the domestic top league and abroad.
The club stadion holds the nickname of the former club president Borivoje Jovanović, Bora Beka.[1]