Haricharan Seshadri, known mononymously as Haricharan (born 20 March 1987), is an Indian Carnatic vocalist, playback singer, and musician who predominantly works in Tamil, Malayalam, Telugu and Kannada music and cinema. He sang 2000 songs in films and albums.

He recorded his first Tamil film song for the film Kaadhal, in Joshua Sridhar's music when he was 17, and went on to record three songs in his debut movie. His song "Unakkena Iruppen" was nominated for the National Film Awards in 2005 which became widely popular.^[1] However he became popular only after his rendition to the song, "Thuli Thuli", composed by Yuvan Shankar Raja for the movie Paiyaa (2010).

Haricharan comes from Tamil music family from Chennai, India . His grandfather P. S. Ganapathy was an organiser of mic-less Carnatic concerts in the 60s under the name "Aalapanaa", and his grandmother Smt. Alamelu Ganapathy is a national awardee in Mathematics, and has been in academia for more than 35 years. His father G. Seshadri is an artist through AIR, and a bank employee, and his mother Latha, a librarian in P. S. Senior Secondary School. Haricharan started learning Carnatic music at an early age of seven under Smt. Sethu Mahadevan, and then from stalwarts like K. V. Narayanaswamy, T. M. Prabhavathi and P. S. Narayanaswamy.

He recorded his first Tamil film song for the film Kaadhal, in Joshua Sridhar's music when he was 17, and went on to record three songs in his debut movie. His song "Unakkena Iruppen" was nominated for the National Film Awards in 2005 which became widely popular.^[1] Since then he has recorded several hit numbers for various music directors across the south, predominantly in Tamil, Kannada, Telugu and Malayalam languages.^[2][3][4] He became more famous after his more recent song, "Thuli Thuli". Haricharan is one of the most used singers in Yuvan Shankar Raja's music. He has also sung Rotaract Change Anthem for RI Dist 3230.

In 2012, Haricharan sang alongside Rajinikanth for the song "Maattram Ondrudhaan Maradhadhu" from soundtrack of Kochadaiiyaan, which was composed by A. R. Rahman and released in 2014.