Badurashvili was born in the family of director Erekle Badurashvili and Georgian singer and actress Eka Kakhiani. She was a Basti-Bubu soloist from the age of six.
Nini Badurashvili is a member of Stephane & 3G. Stephane & 3G are a Georgian pop group consisting of members: Stephane Mgebrishvili, Nini Badurashvili, Tako Gachechiladze and Kristine Imedadze.