Co-Principal organist of the Cathedral of St Michel & Ste Gudule in Brussels and composer, Xavier Deprez obtained the 1er Prix du concours AXION Classics in Belgium in 1985, and was the finalist in the International Organ Competition Gottfried Silbermann in Freiberg, Germany, in 1993.
He has studied the organ with Jean Boyer, Stanislas Deriemaeker and Jean Ferrard, for whom he was assistant at the Conservatoire Royal de Bruxelles. He has played recitals in Europe, in Russia and in Japon, and as a continuist with the baroque orchestra Les Agrémens and participated in a number of CD recordings with the group as well as a solo and with different choirs.
Since 2000, he organises the Monday lunch time concerts, Lundi d’Orgue at the church of Notre-Dame du Finistère in Brussels, where he is also a co-organist.
He is the president of the BSO (Brussels Ses Orgues) and was president of the SERVIR (Church employees' association) for ten years.
He is organ teacher at the music academy of Woluwe-Saint-Lambert in Brussels, and was the professor of the Conservatory of Mons until 2018,.