Cristian Marcia, born in Quartu Sant'Elena (Cagliari - Italy), studied at an early age in National Conservatory of Cagliari G. Pierluigi da Palestrina, obtained congratulations from the jury when graduated.
Profoundly shaping his musical talents with two teachers: Alirio Diaz and Leo Brower, with whom he continue his studies.  
Graduated of national and International contest, he won the first absolute price contest "Selextra" of Milan. Got a scholarship to go study at the prestigious "Ecole Normale de Musique A. Cortot"" of Paris, with Alberto Ponce and Rafael Andia. In the same time he passed the musicology and ethnomusicology bachelor's degree in the University of Paris.

Cristian Marcia is a much sought after soloist and chamber music.
He begin to perform in Paris as soloist with the International Ensemble of Paris, with which he performed in a tournèe in all over the France.
Collaborated with the Soloist of the "Opera Bastille" in Paris,  the  Modigliani Quartet, the “Quartetto Italiano”, the Quatuor Anton,  Koichiro Harada, Gerard Poulet, Dong Suk Kang, Roland Daugareil, Federico Agostini, Jean Ferrandis, Alain Meunier, Philippe Muller, Shigenori Kudo., the International Ensemble of Paris.

Cristian Marcia performed in several national and international Festival, in the most famous concert's halls around the world and always with great success and joy. He is invited regularly at all the most important Musical Academies.
He recorded for television and radio RAI and Radio France many times.

Founder and Artistic Director of the "International Academy and the Music Festival of Cagliari. With his “International Academy of Cagliari” he introduce each year his concert season in the prestigious hall of UNESCO (United Nations Educational, Scientific and Cultural Organization) of Paris.

Today he is teaching at the Conservatory of Music "F. Chopin" of Paris.