Born in Vienne in the Dauphiné region where the patois is no longer spoken, of Spanish origin, Marlène Rostaing was born between two cultures, where French intersects with Spanish. She began gymnastics at the age of 4, then in 1994 following an injury she turned to theater, which she practiced in Lyon with Bernard Bauguil, then obtained a DEUG in Performing Arts at the Université Paris 8 St Denis section Théâtre where she met Claude Bushwald, stage liar, movement theater Claire Heggen and Yves Marc. She then entered the École Marcel Marceau where she discovered body mime, the technique of Etienne Decroux quickly becoming her first choreographic tool. Also an acrobat, she follows professional training at the circus school Le Lido in Toulouse and in parallel contemporary dance classes at the James Carles dance center, then in Belgium. She will continue to train in dance with David Zambrano, Nina Dipla, Roberto Olivan, Sharon Fridman… in theater with Simon Abkarian, Yoshi Ohida, in improvisation with Joëlle Léandre and Cécile Loyer and in singing with David Goldsworthy (Roy Hart Theater),Beñat Achiary, Hélène Sage, Elise Dabrowski, and the Glottes Trotters school directed by Martina Catella in Paris.
Her career as a performer crosses paths with Joëlle Bouvier, the Collectif l’Art Quotidien, Josef Nadj, Aurélien Bory, Phia Ménard, Lali Ayguadé, Baro D’Evel. She creates the Cie Body! Don’t Cry based in Toulouse. She begins work on her heritage of femininity through three soli Le Bal, Tragôdia ou Thésée-moi! and Marie Blues création 2023, in which dance and voice intermingle. In 2010 she discovered and practiced dance and voice improvisation. She passes on her improvisation technique, which she develops around dance, spoken and sung voice through workshops.