Zerrin Kostem was born and raised in Istanbul, Turkey. She attended Istanbul State Conservatory for eight years, graduating at the age of 15. She attended Mimar Sinan University in Istanbul, receiving her B.M. in piano performance. She also completed three years of post-graduate. A classical pianist at the age of five, she began performing chamber music at the age of eight. She has performed numerous concerts and recitals, as well as radio and television performances.