- Taat AffandyCountry: Indonesia
- TamacageType: Solo artistActive since: 1991
- Tanaka TanCountry: IndonesiaActive since: 2013
- TanggaType: GroupActive since: 2004
- TanjungType: Solo artistActive since: 28 March 1996
- Tanta GintingCountry: IndonesiaActive since: 2010
- Tasya DA7Country: IndonesiaActive since: 2025
- Tasya TaniaCountry: IndonesiaGenre: pop music
- Teddy AdhityaType: Solo artistActive since: 21 June 1991
- TelingaberdarahType: GroupActive since: 30 September 2006
- TengkorakType: GroupActive since: 1993
- Teni FlopiType: GroupActive since: 2012
- TereType: Solo artistActive since: 2 September 1979
- Terry ShahabCountry: IndonesiaActive since: 2003
- Terto DjenType: Solo artistActive since: 2 April 1966
- Tetangga Pak GesangType: GroupActive since: 2013
- Tetty ManurungCountry: IndonesiaPlace of birth: Medan
- Teuku RassyaCountry: IndonesiaPlace of birth: Jakarta
- Thalia CottoCountry: IndonesiaPlace of birth: Jakarta
- Thalia Ivanka ElizabethCountry: IndonesiaActive since: 2012
- Thalia Putri OnsuCountry: IndonesiaActive since: 2020
- The BahamasType: GroupActive since: 2001
- The BandellsType: GroupActive since: 21 May 2023
- The BrownsuType: GroupActive since: 1999
- The ChangcutersType: GroupActive since: 19 September 2004
- The Cloves and The TobaccoType: GroupActive since: 2006
- The CottonsType: GroupActive since: 2014
- The Dance CompanyType: GroupActive since: 13 December 2007
- The SIGITType: GroupActive since: 2002
- The Trees & the WildType: GroupActive since: 2005
- The UpstairsType: GroupActive since: 5 October 2001
- The Working Class SymphonyType: GroupActive since: 2010
- Therry MullyType: Solo artistActive since: 1972
- Thirsty BloodType: GroupActive since: 1998
- Thoersi ArgeswaraCountry: IndonesiaActive since: 1997
- Thomas DjorghiType: Solo artistActive since: 12 June 1969
- Thomas RamdhanCountry: IndonesiaActive since: 1987
- Tiar RamonCountry: IndonesiaActive since: 1960
- Tiara DewiCountry: IndonesiaActive since: 2015
- Tika BisonoCountry: IndonesiaPlace of birth: Bandung
- Tika PanggabeanCountry: IndonesiaActive since: 1994
- Tilhang GultomCountry: IndonesiaPlace of birth: Sitamiang
- Tina TeteleptaCountry: Indonesia
- Tio DuarteCountry: IndonesiaActive since: 1993
- Titik HamzahCountry: IndonesiaActive since: 1964
- Tito SumarsonoCountry: IndonesiaActive since: 1973
- Tival SalsabilaCountry: IndonesiaActive since: 2004
- Tiyara RamadhaniCountry: IndonesiaActive since: 2018
- Tjoa Keng LoanCountry: IndonesiaPlace of birth: Surabaya
- To DieType: GroupActive since: 1998
- TofuType: GroupActive since: 14 October 1999
- TohpatiCountry: IndonesiaActive since: 1993
- Tommi HerlambangCountry: IndonesiaActive since: 2003
- Tonny KoeswoyoCountry: IndonesiaActive since: 1951
- Toran WaibroCountry: IndonesiaActive since: 2019
- TranssType: GroupActive since: 1980
- Tresno RiadiCountry: IndonesiaGenre: pop music
- Trie UtamiCountry: IndonesiaActive since: 1986
- Trigger AttackType: GroupActive since: 2010
- Trio LibelsType: GroupActive since: 1989
- TuantigabelasCountry: IndonesiaActive since: 2009
- TulusCountry: IndonesiaActive since: 2011
- Tuty SubardjoCountry: IndonesiaGenre: pop music
- Tyo NugrosCountry: IndonesiaActive since: 1995