Suguna Varadachari was born on 20 December 1945, in Dharapuram in present-day Thirupur district of Tamil Nadu.
Suguna passed Sangita Vidwan course at the Central College of Carnatic Music, Chennai, and later received advanced training from Musiri Subramania Iyer with the Government of India Cultural Scholarship, in 1967.
[3] Suguna, an A-Top artist in All India Radio, Chennai, who has performed in many programs of AIR and was a Carnatic music teacher in the series Isai Payirchi, has also sung in many recordings for the AIR Archives.
[2] Her notable recordings include Melodies of Musiri, Adarsha, Sri Venkatesha and Compositions of Dandapani Desikar.
Her disciples include V. Bharath Kumar, Brindha Manickavasagan, Aishwarya Shankar, Vidya Kalyanaraman, Aravind Sundar (Chicago), to name a few.