Topzle Updated: Wikipedia source
Karthik Raja (born 29 June 1973) is an Indian composer and playback singer, who predominantly works in Tamil films, apart from a few Hindi films. He made his debut as a film composer in the film Pandiyan (1992) and went on to score music for many critically and commercially acclaimed feature films.
| Year | Title | Score | Songs | Other notes |
| 1992 | Pandiyan | No | Yes | 1 song; uncredited |
| 1993 | Uzhaippali | Yes | No | |
| Ponnumani | Yes | Yes | 1 song; uncredited | |
| Dharmaseelan | Yes | No | Uncredited | |
| Sakkarai Devan | Yes | No | Uncredited | |
| Aathma | No | Yes | 1 song; uncredited | |
| 1994 | Amaidhi Padai | Yes | No | |
| Raasamagan | Yes | No | ||
| Kanmani | No | Yes | 1 song; uncredited | |
| 1996 | Enakkoru Magan Pirappan | Yes | Yes | |
| Manikkam | Yes | Yes | ||
| Alexander | Yes | Yes | ||
| 1997 | Ullaasam | Yes | Yes | |
| 1998 | Naam Iruvar Nammaku Iruvar | Yes | Yes | |
| Kadhala Kadhala | Yes | Yes | ||
| 2001 | Vaanchinathan | Yes | Yes | |
| Ullam Kollai Poguthae | Yes | Yes | ||
| Dumm Dumm Dumm | Yes | Yes | ||
| 2002 | Album | Yes | Yes | |
| Three Roses | Yes | Yes | ||
| 2003 | Pudhiya Geethai | Yes | No | |
| Inii | Yes | Yes | Short film | |
| Ragasiyamai | Yes | Yes | ||
| 2004 | Singara Chennai | Yes | Yes | |
| Kudaikul Mazhai | Yes | Yes | ||
| 2005 | Rightaa Thappaa | Yes | Yes | |
| Neranja Manasu | Yes | Yes | ||
| 2006 | Mercury Pookkal | Yes | Yes | |
| Naalai | Yes | Yes | ||
| Thullura Vayasu | Yes | Yes | ||
| 2007 | Manathodu Mazhaikalam | Yes | Yes | |
| Murugaa | Yes | Yes | ||
| Oru Ponnu Oru Paiyan | Yes | Yes | 25th Film | |
| Maa Madurai | Yes | Yes | ||
| 2008 | Chakkara Viyugam | Yes | Yes | |
| 2009 | Achamundu Achamundu | Yes | Yes | |
| Kudiyarasu | Yes | Yes | ||
| 2010 | Rettaisuzhi | Yes | Yes | |
| 2012 | Veyilodu Vilayadu | Yes | Yes | |
| 2014 | Vaaraayo Vennilaave | Yes | Yes | Film unreleased |
| Aranmanai | Yes | No | ||
| 2015 | Sagaptham | Yes | Yes | |
| 2016 | Avan Aval | Yes | Yes | |
| Dhilluku Dhuddu | Yes | No | ||
| 2017 | Pagadi Aattam | Yes | Yes | |
| 2018 | Padaiveeran | Yes | Yes | |
| 2021 | Aatkal Thevai | Yes | Yes | |
| Maadathy | Yes | Yes | ||
| Chidambaram Railway Gate | Yes | Yes |
| Year | Title | Score | Songs | Language | Notes |
| 1997 | Grahan | Yes | Yes | Hindi | Audio released in 1997 but the film was released in 2001Winner, Filmfare RD Burman Award for New Music Talent |
| 2000 | Hoo Anthiya Uhoo Anthiya | Yes | Yes | Kannada | |
| 2001 | Hum Ho Gaye Aapke | Yes | No | Hindi | |
| 2002 | Mitr, My Friend | Yes | No | EnglishHindi | Composed background score for "Give Me Hugs" and played keyboard for "Ehsaas" |
| 16 December | Yes | Yes | Hindi | ||
| 2008 | Mukhbiir | No | Yes | 2 songs | |
| 2009 | Anything For You | Yes | Yes | English | |
| 2010 | Zamana | Yes | Yes | Kannada | |
| 2012 | Tuneega Tuneega | Yes | Yes | Telugu | |
| 2014 | Rajadhi Raja | No | Yes | Malayalam | 2 songs |
| Year | Title | Song | Composer | Other notes |
| 1990 | Anjali | "Something Something", "Iravu Nilavu", "Motta Maadi", "Vaanam Namakku", "Anjali Anjali" | Ilayaraja | |
| 1996 | Enakkoru Magan Pirappan | "Cham Cham" | himself | |
| Alexander | "Koothadichu" | himself | ||
| 1997 | Devathai | "Enge En Kaadhali" | Ilayaraja | |
| Ullasam | "Ullasam", "Vaalibam Vaazhthu" | himself | ||
| 1998 | Kaathala Kaathala | "Saravana Bhava" | himself | |
| 2001 | Ullam Kollai Poguthae | "Kathavai Naan", "Adada Adada" | himself | |
| 2003 | Ragasiyamai | "Kadhal Mannile","Oduthe" | himself | |
| 2004 | Neranja Manasu | "Tharisa Kedakkura" | himself | |
| 2005 | Rightaa Thappaa | "Ilamai Enbathu" | himself | |
| 2006 | Mercury Pookkal | "Solla Vaarthaigal" | himself | |
| Thullura Vayasu | "Mama Unakku" | himself | ||
| Manathodu Mazhaikalam | "Pani Vizhum Kaalam" | himself | ||
| 2007 | Oru Ponnu Oru Paiyan | "Nenjil" | himself | |
| 2008 | Chakkara Viyugam | "Idyatha Kaanam", "Padaithal Kadhal", "Yei Unnidam" | himself | |
| 2009 | Kudiyarasu | "Idhu Enna" | himself | |
| 2010 | Goa | "Yezhezhu Thalamuraikkum" | Yuvan Shankar Raja | |
| 2012 | Kazhugu | "Aathadi Manasuthan" | Yuvan Shankar Raja | |
| 2014 | Vanavarayan Vallavarayan | "Kongu Naatu Thendralukkum" | Yuvan Shankar Raja |
| Year | Album | Language | Notes |
| 1997 | Meri Jaan Hindustan | Hindi | One track |
| 2000 | Split Wide Open – Album | Hindi | One track |
| Kaathalai Gauravikkum Neram | Tamil | ||
| India Unlimited | Hindi | ||
| Haule Haule | Hindi | Three tracks | |
| 2012 | Srivilliputtur Andal | Tamil | 12 Tracks |
| Year | Name of Television Show | Role | Network |
| 2024 | Sa Re Ga Ma Pa Seniors 4 | Guest | Zee Tamil |