2018–19 Oman Professional League
The 2018–19 Oman Professional League is the 43rd edition of the Oman Professional League, the top football league in Oman. The season started on August 17, 2018.
Foreign players
Restricting the number of foreign players strictly to four per team, including a slot for a player from AFC countries. A team could use four foreign players on the field during each game including at least one player from the AFC country.| Club | Player 1 | Player 2 | Player 3 | AFC Player | GCC Player | Former Players |
| Al-Nahda |  Alexandre Cléber Thiago Furtuoso | |||||
| Al-Nasr |  Fady Farid |  Daniel Etor |  Sheka Fofanah | |||
| Al-Oruba | Vinícius Calamari | |||||
| Al-Rustaq |  Armand Niamke |  Philippe Lincourt-Joseph | ||||
| Al-Shabab |  Amro Jenyat | |||||
| Al-Suwaiq | Tiago Lopes | Eslam Abdelmeguid | Thaer Krouma | Edson Reis | ||
| Dhofar |  Odai Khadr | |||||
| Mirbat |  Theo Lewis Weeks | |||||
| Muscat |  Moustapha Kouyaté |  Abdou Fall | ||||
| Oman | Da Matta | Washington | Leandro Cearense | |||
| Saham | Tinga | Willen Evson Amir Arsalan Motahari | ||||
| Sur |  Samba Tounkara |