Atul at the screening of Sonata
|Alma mater||National School of Drama|
Kulkarni won the National Award for the best supporting actor for the films Hey Ram and Chandni Bar. He is also the president of Quest, a research-action organization concentrating on enhancing quality of education.
Kulkarni was born on 10 September 1965 in Belagavi, Karnataka, India. He completed his secondary education from Haribhai Deokaran High School, Solapur, Maharashtra. He completed his Junior College from Belgaum and completed his graduation in English literature at D. A. V. College, Solapur. Kulkarni received his diploma in acting from National school of Drama in 1995. He is married to theater actress Geetanjali Kulkarni, whom he met at National School of Drama.
Kulkarni's first stint with stage was during his high school days. He participated in the Maharashtra State Drama Competition regularly. Between 1989 and 1992, he won awards for Acting and also for Drama-Direction. Atul enacted in Gandhi Viruddh Gandhi, the play made later famous by Dilip Prabhavalkar in Marathi professional theatre circuit until mid-90's. Later during his college days he actively participated in cultural gatherings. While studying, Atul joined Natya Aradhana, an amateur theatre group from Solapur. Atul Kulkarni holds a postgraduate diploma in dramatic arts from National School of Drama, New Delhi.
Kulkarni has been serving as President of Quest Education Support Trust. Quest Website
Quest Trust invests in running workshops and enabling Teachers, to support education for children of marginalized communities between 3-14 years. All this activity is mainly in State of Maharashtra. It conducts its activities in Marathi language. 
Atul Kulkarni has been active in sharing his knowledge on running NGO with other NGO's. He does visit Maharashtra based NGO's like Snehalaya regularly. Kulkarni has been involved in an environmental project, making a 24 acre barren land in Satara District into Green area. 
- 2000: Won: Best Supporting Actor in Hey Ram
- Citation: For his serious performance as a cold blooded fundamentalist stalking the cities during the turbulent years of partition that led to the assassination of Mahatma Gandhi.
- Citation: For depicting a ruthless character, trapped in a world without social values.
- 2001: Nominated: Best Supporting Actor for Hey Ram
- 2012: Won : Filmfare Award for Best Supporting Actor – Kannada for Edegarike
- 2010: Nominated: Best Performance by an Actor for Natarang
|1997||Bhoomi Geetha||Kannada / Hindi|
|2000||Jayam Manade Raa||Telugu|
|2000||Hey Ram||Hindi/Tamil||Shriram Abhyankar|
|2001||Chandni Bar||Hindi||Potya Sawant|
|2002||Dahavi Fa||Marathi||Ganesh Deshmukh (teacher)|
|2003||Mango Soufflé||English||Edwin 'Ed' Prakash|
|2003||88 Antop Hill||Hindi||Pratyush Shelar|
|2004||Andhrawala||Telugu||Bade Mia's sidekick|
|2004||Khakee||Hindi||Dr. Iqbal Ansari|
|2005||Page 3||Hindi||Vinayak Mane|
|2006||Rang De Basanti||Hindi||Laxman Pandey|
|2007||Aa Dinagalu||Kannada||Agni Shridhar|
|2007||Gauri: The Unborn||Hindi||Sandeep|
|2009||Yeh Mera India||Hindi||Raj|
|2009||Vandae Maatharam||Malayalam / Tamil|
|2010||Allah Ke Banday||Hindi||School Teacher|
|2010||Bumm Bumm Bole||Hindi|
|2011||Koffi Bar||Telugu||Business man|
|2011||Aagaah: The Warning||Hindi||Aazan Khan|
|2013||The Attacks of 26/11||Hindi||Inspector Shinde|
|2013||Zanjeer /Thoofan||Hindi / Telugu|
|2014||Game||Bengali||CBI Officer Sathya Sishir Kumar|
|2015||Dirty Politics||Hindi||Police Insceptor|
|2015||Mythri||Kannada / Malayalam||Raviprakash|
|2015||Rajwade and Sons||Marathi||Shubhankar Rajwade|
|2017||The Ghazi Attack||Hindi/Telugu||Lieutenant Commander Santosh Devraj, Executive Officer, EXO, Second - In - Command S21|
|2017||Bongu||Tamil||Subash, assistant commissioner|
|2017||Aval/Gruham/House next door||Tamil /Telugu/Hindi||Paul, Jenny's Father|
|2018||Black Bud||Hindi||Mehmood Khan|
|2018||Patnagarh||Odia/Telugu||IG Arun Agnihotri|
|2019||Untitled Vivek-Fahadh Faasil film||Malayalam|
|2019||Manikarnika: The Queen of Jhansi||Hindi||Tantia Tope|
- "Theatre actor Geetanjali Kulkarni gets 'stamp' for film journey". The Times of India. 5 April 2015. Retrieved 3 August 2015.
- "NSD-GRADUATES1" (PDF). nsd.gov.in. Archived from the original (PDF) on
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- "ganeet_lekh". "www.quest.org.in". 3 April 2018. Retrieved 30 May 2018.
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- "article17430551.ece". "www.thehindu.com". 3 April 2018. Retrieved 30 May 2018.
- "47th National Film Awards" (PDF). Directorate of Film Festivals. Retrieved 13 March 2012.
- "49th National Film Awards" (PDF). Directorate of Film Festivals. Retrieved 14 March 2012.
- Sharanya CR (21 July 2013). "Atul Kulkarni wears a Kannada attire for his Filmfare award". The Times of India. Retrieved 3 August 2015.
- Rishi, Tilak (2012). Bless You Bollywood!: A Tribute to Hindi Cinema on Completing 100 Years. Trafford Publishing. p. 208. ISBN 9781466939639.[self-published source]
- G Dhananjayan (2014). Pride Of Tamil Cinema: 1931 To 2013. Blue Ocean Publishers. p. 546.