| RTB Sukmaindera | |
| Area: | National; also available in Malaysia (northern part of state of Sarawak and the island territory of Labuan) |
| Headquarters: | Secretariat Building, Jalan Elizabeth II, Bandar Seri Begawan, Brunei-Muara District, Brunei BS8610 |
| Language: | Malay English |
| Picture Format: | 1080i (/HDTV) |
| Owner: | Radio Television Brunei |
| Sister Channels: | RTB Perdana RTB Aneka |
| Former Names: | RTB4 and RTB International |
| Terr Serv 1: |  myFreeview |
| Terr Chan 1: | Channel 857 (HD) |
| Online Serv 1: | RTBGo |
| Online Chan 1: | Watch live |
RTB Sukmaindera (Jawi: سوكمايندرا RTB) (formerly known as RTB4 and RTB International, stylised as RTB SUKMAINDERA)[1] is a 24-hour free-to-air television channel in Brunei owned by Radio Television Brunei (RTB), the country’s state broadcaster. The channel officially began broadcasting on 9 July 2003, a pilot service had existed since 1994.
The channel shows Malay and English dramas, animated programmes, documentaries, movies and various other programmes, both local and international and simulcast news slots from sister channel RTB Perdana.
RTB announced the beginning of a one-hour satellite slot using the Indonesian Palapa B2P satellite on 24 December 1993. The service, named RTB Sukmaindera, was set to start on 1 January 1994. The primary target audience was Bruneians in the Malay archipelago, delivering news, current affairs programmes and documentaries produced by RTB.[2]
On 11 April 2017, RTB4 was renamed as RTB Sukmaindera as part of RTB’s rebranding project as well as broadcaster’s shift from analogue into digital broadcasting.[1]