- Cakka Kawekas NuragaCountry: IndonesiaActive since: 2008
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- Callista AlifiaCountry: IndonesiaPlace of birth: Jakarta
- Calvin JeremyType: Solo artistActive since: 6 May 1991
- CandlegoatType: GroupActive since: 2014
- Candra DarusmanType: Solo artistActive since: 21 August 1957
- Catharina LeimenaCountry: IndonesiaPlace of birth: Bandung
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- Centuries of TormentType: GroupActive since: 2006
- Cerita Tanpa KataType: GroupActive since: 12 January 2025
- Chairyl RizalType: Solo artistActive since: 29 November 1956
- Chandra LiowType: Solo artistActive since: 21 June 1993
- Chandra SatriaCountry: IndonesiaActive since: 1994
- Charles HutagalungType: Solo artistActive since: 14 October 1948
- Charles HutagalungCountry: IndonesiaActive since: 1962
- Charlie ChandraCountry: IndonesiaActive since: 2011
- ChaseiroType: GroupActive since: 1970
- Chelsea IslanType: Solo artistActive since: 2 June 1995
- Chelsea OliviaCountry: IndonesiaActive since: 1997
- Chevrina AnayangType: Solo artistActive since: 12 July 1988
- Chicco JerikhoType: Solo artistActive since: 3 July 1984
- Chicha KoeswoyoCountry: IndonesiaActive since: 1976
- Chiki FawziCountry: IndonesiaGenre: indie pop
- Chikita Ravenska MamesahCountry: IndonesiaActive since: 2014
- Chilla KianaType: Solo artistActive since: 30 September 1995
- Chloe XavieraCountry: IndonesiaActive since: 2015
- Cholil MahmudType: Solo artistActive since: 28 April 1976
- Cholil MahmudCountry: IndonesiaBorn: 28 June 1976
- Chris RyanCountry: IndonesiaActive since: 2012
- Christ Ian DwiryantoCountry: IndonesiaActive since: 2011
- ChristiType: Solo artistActive since: 14 November 1999
- Christianto ArioType: Solo artistActive since: 25 December 1994
- Christopher EdgarCountry: IndonesiaActive since: 2011
- Christopher V. WarrenCountry: IndonesiaActive since: 2015
- Christy Saura Noela UnuCountry: IndonesiaActive since: 2011
- ChrisyeCountry: IndonesiaActive since: 1965
- Ciccio ManasseroCountry: IndonesiaActive since: 2000
- Cindy BernadetteType: Solo artistActive since: 22 January 1978
- Cindy CenoraCountry: IndonesiaActive since: 1997
- Cindy Claudia HarahapCountry: IndonesiaActive since: 1992
- Cindy Fatika SariCountry: IndonesiaActive since: 1992
- Cindy Fatika SariType: Solo artistActive since: 18 December 1978
- Cindy GullaType: Solo artistActive since: 29 May 1997
- Cindy NugrohoCountry: IndonesiaBorn: 9 June 2007
- Cindy YuviaType: Solo artistActive since: 14 January 1998
- Citra Happy LestariCountry: IndonesiaActive since: 2010
- Citra ScholastikaType: Solo artistActive since: 5 June 1993
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- CleopatraType: Solo artistActive since: 20 December 1993
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- ClossianaType: GroupActive since: May 2013
- Coboy JuniorType: GroupActive since: 23 July 2011
- CoconutTreezType: GroupActive since: 2005
- Cok RampalType: Solo artistActive since: 17 June 1954
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- ColdiacType: GroupActive since: 2015
- Conny DioCountry: IndonesiaActive since: 1990
- Cool ColorsType: GroupActive since: 1996
- Cornel SimanjuntakType: Solo artistActive since: 1921
- Cornelia VanisaCountry: IndonesiaActive since: 2019
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- CotswoldsType: GroupActive since: 2012
- Cranial IncisoredType: GroupActive since: 1998
- Crayola EyesType: GroupActive since: 2012
- CriaturaType: GroupActive since: 2008
- CronicType: GroupActive since: 1999
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- CupumanikType: GroupActive since: 1996
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- CVXType: Solo artistActive since: 6 September 1993
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- Cynthia LamusuType: Solo artistActive since: 12 April 1978
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