Maria José Jeannin was born in Besançon, France, where she learned harp, ballet and music at the Conservatoire untill 1998.
From 1998 to 2000, she studied harp and musicology at the Conservatoire and the Faculté of Aix-en-Provence, France, with Christine Caëns. From 2000 to 2003, she studied at the Conservatoire supérieur de musique of Geneva, Switzerland, where she got the Soloist diplom, with the teacher Catherine Eisenhoffer.
From 2003 to 2007, she studied at Musikene, Centro superior del País Vasco, San Sebastián, Spain, with Frédérique Cambreling.
In 2004, she participated at the Lucern Festival Academy of music, with Pierre Boulez. In 2005 and 2006, she was member of the the Gustav Mahler Jugendorchester Academy, with Claudio Abbado, Philippe Jordan, Ingo Metzmacher, and played at the Musikverein Hall in Vienna and at the Royal Albert Hall in London. .
Since 2005, she works regulary with the Ensemble intercontemporain, the Orquesta sinfónica de euskadi, the Radio Televisión Española, the Orchestre Philarmonique de Strasbourg, the Orquesta Ciudad de Granada, the Orchestre Philarmonique de MonteCarlo... Since 2004, she' s member of the contemporary Ensemble Laboratorium, based on Zürich, Switzerland. In 2009, she participated at the Festival de musique de Besançon as a soloist. From 2007 to 2009, she's harpist at the Teatro Massimo Bellini di Catania, Italy.
She presents an interest on new music, and working with contemporary composers, particulary on musical theater.
Since 2012, she participates at the advanced master with the Ictus Ensemble.