Eleni Nika was born in Athens in 1990. She discovered her passion for music and singing from an early age. In 2013 she started studying at the jazz department of the Athenaum Conservatory under the guidance of Sylvios Syrros and she completed her studies with excellence in jazz improvisation.

Since 2017 she is the lead vocalist in Nica's quartet and Nica's trio, with which she performs jazz standards and takes inspitation from contemporary artists and jazz vocalists. 

She has worked with known musicians of the Greek jazz scene. In addition to that, in April 2017 she got accepted to the master's degree program in jazz performance of the Queens College in New York.  

Since 2019 she works for the Lab Music Education as a vocal instructor in contemporary singing.