Gilles Lefèvre was born in 1959 in Niort (France) and he started his violin studies in 1968 in Montreal at Québec Conservatory with M. Calvin Sieb.

In 1974, he won the First Prize of the Montreal Symphonic Orchestra Competition and in 1975, he was Prize Winner of the Prague International Young Players Competition.

He studied in USA at the Julliard School Academy, with Professor Ivan Galamian and Dorothy Delay. Then he went to France where he perfected his studies with Zino Franscescatti, Joseph Gingold and Richard Odnoposoff and at Paris CNSMD - Conservatoire National Supérieur de Musique from 1976 to 1982 where he obtained a First violin Prize in Christian Ferras class and a chamber music Prize in Geneviève Joy class.

The Cziffra foundation invited him to play as a soloist at the opening ceremony of the « Auditorium Franz Liszt » (Senlis) in 1977 and during the « Chaise-Dieu » festival.

Gilles Lefèvre performes regularly as a soloist with such orchestras as the Montreal Symphonic Orchestra, Nice and Toulouse and Ile de France Orchestras ...

Known as a famous chamber music musician, Gilles Lefèvre performes with such artists as Christian Ferras, Georges Cziffra, Michel Plasson, Gérard Jarry, Pierre Pierlot, Marc-Olivier Dupin but also with his own brothers Philippe, David and Alain Lefèvre.

In 1981, he takes part in Paris Chamber Music Festival with his brother Alain : their success gives them the opportunity to play in Bruxells, Munich and Paris.

From 1983 to 1986, Gilles Lefèvre was solo violin of both Paris and Normandie Chamber Orchestras.

As Solo Violin of the Mayenne Instrumental Ensemble, he registered some contemporary pieces composed by Jacques Chailley and Albert Fasce.

Gilles Lefèvre is also regularly invited as solo violin by the Tours Symphonic Orchestra.

He is a founder member of the Ars Viva Trio.

Gilles Lefèvre teached at the Tours CRR - Conservatoire à rayonnement régional.

He is now violin Teacher at Paris « Conservatoire Paul Dukas ».

He is playing on a Paul Kaul violin, especially created in 1936 for Georges Enesco.