Celeste was born on May 3rd , 1995. The 16 year old speaks four languages and is a truly international person (born in Zurich Switzerland from a Swiss mother and an American father, and grandparents from Ireland, England, Russia, and Iran). Celeste has a younger sister, Carmel, who was born in Anchorage Alaska right before they moved to Bratislava, Slovakia. . Her family spends part of the time in Maine, USA.

Celeste started with music at an early age. She started humming songs and copying lyrics before she could speak properly. At age 3, she walked on stage at a performance, stopped the musicians and asked them for the microphone and demanded that the band played with her.