TRT 3 is a Turkish television channel. It mostly broadcasts sport events.

TRT 3 started test transmissions on October 2, 1989, as "3. Kanal", and is now TRT's third most watched TV station. TRT 3's transmissions are realized through a time-share with TRT GAP and Turkish Grand National Assembly TV (TBMM TV). TRT 3's programs mainly consist of sports, education, culture, music and news. Like most TRT channels, advertisements are allowed on this channel. Besides, TRT 3 broadcasts programs in vernaculars and dialects still practiced today in the daily lives of Turkish people.

Between 1991 and 2008 for Turksat Kablo TV viewers, Spanish public broadcaster TVE Internacional will broadcast after close down TRT 3.

Like other TRT channels, even TRT 3 broadcasts 24 hours a day. Its broadcast starts with a short startup at 06:58. On this start-up, first the TRT Ident is shown, followed by the programme list for the day and the Independence March. TRT 3 aired many world-known series for the first time in Turkey. Among them were Matlock, M*A*S*H, Perry Mason, Hercule Poirot, Night Court, Remington Steele, Automan, Manimal, Loving, The Golden Girls, Out of This World, Houston Knights, Manuela and Thirtysomething. Furthermore, it re-aired some television series like The Waltons, Little House on the Prairie, Bewitched, Bonanza and Columbo.

• 1989 to 1997
• 1998 to 2001
• 2001 to 2008
• TRT 3 Spor logo 2014 to 2021
• 2014 to 2021
• TRT 3 Spor logo 2021 to 2022
• Current logo
• Current TRT 3 Spor logo

TRT 3 HD was the first high definition channel of TRT. It launched on 8 August 2008 to air 2008 Summer Olympics and closed on 24 August 2008.^[1]

• List of television stations in Turkey