Ahilan hails from a family which has deep rooted with the traditions of Carnatic music in Jaffna, Sri Lanka.
He learnt Vocal from his mother Smt. Chandramathi Sivanandan and then had further training under Guru L. Thilaganayagam Paul who was a disciple of GNB. Being a multi faced musician, Ahilan learnt Violin from Guru R. S. Kesavamoorthy, and Mridangam from Shri. K. Kannadasan.
Ahilan has won the Golden awards in the fields of both Vocal and Mridangam in the Nationwide Carnatic music competitions organized by Sri Lanka Broadcasting Corporation (SLBC) in 2000, and in the field of Violin organized by the Ministry of Youth affairs of Sri Lanka in 2001. He has sung for many Bharatha Natya, Mridanga Arangetrams and Live Carnatic Concerts in Sri Lanka and abroad such as India, Norway, England and Canada. He has composed music for numerous songs and dance dramas for Bharathanatyam.
Ahilan has performed numerous occasions on radio and television networks in various countries.
With his mesmerizing resonant and expressive voice, Ahilan has received the appreciation of a wide range of audience around the world.
Ahilan has been awarded with the title “Sangeetha Vidwa Sironmani” in Canada 2008, by the Carnatic musicians of Toronto, which was initiated by his Guru, Late R. S. Kesavamoorthy.
Ahilan is the founder of 'GEETHAANJALIE', school of Carnatic Music in Melbourne. Ahilan is a qualified Civil Engineer, working in Building Construction.