Her father Ajith Kumar is a professional musician and organist,[2] who runs Alka's orchestra, "Sangeeth Sagar".
[2] Alka gave her first public performance when she was two and half years old in 2000,[2][3] where she sang the Hindi language song, "Soldier ... ...
[2] In 2003, Alka entered the Limca Book of World Records,[2] and won the title "Bharatheeya Gourav Puraskar" in New Delhi.
[2] Before reaching the age of seven, Alka has sung more than 5,000 songs,[2] could sing in 11 languages,[2] and has given more than 500 concerts across India.
In 2008, her debut music album Chakkaramuthu was released, consisting of songs she sang at the age of 10.