Tatiana Eva-Marie is a Swiss-American bandleader, singer, producer, author, and actress.

[1][2][3][4] Her singing has been compared to jazz vocalists Cyrille Aimée and Cécile McLorin Salvant.

[5][6] She is the daughter of composer Louis Crelier and violinist Anca Maria, and she grew up in France and Switzerland.

In 2024, she wrote the libretto for an opera, "Eden Park", music by Swiss composer Gérard Massini.

For her album "Djangology", she wrote lyrics to the music of Django Reinhardt and reimagined his compositions in her own way.