| Clubname: | ACN Muara Badak |
| Fullname: | Associazione Calcio Nilam Muara Badak |
| Nickname: | Badak Muara (Rhinoceros Estuarine) |
| Founded: | , as AC Nilam Hanter , as ACN Muara Badak |
| Short Name: | ACN |
| Ground: | Aji Bambang Yusuf Stadium Kutai Kartanegara, East Kalimantan |
| Capacity: | 2,000 |
| Chairman: | Tomy |
| Chrtitle: | CEO |
| Manager: | Febry Setiawan |
| Coach: | Irwanto[1] |
| Current: | 2021–22 Liga 3 (Indonesia) |
| League: | Liga 3 |
| Season: | 2023 |
| Position: | play-off Round, (East Kalimantan zone) |
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Associazione Calcio Nilam Muara Badak (simply known as ACN Muara Badak) is a Indonesia association football club based in Muara Badak, Kutai Kartanegara, East Kalimantan. This club currently plays in Liga 3 East Kalimantan zone.[2]
ACN Muara Badak was established on 1982 by employees of the oil and gas company, PT Pertamina Hulu Sanga Sanga at Nilam Field, which was inspired by the Italian Serie A club, AC Milan.
When it was first founded, the club was named AC Nilam Hanter, then on 28 October 2018, officially became a Liga 3 club affiliated with Association Provincial PSSI of East Kalimantan (Asprov PSSI Kalimantan Timur) and officially rename to ACN Muara Badak.