[1] Clément came to France at a young age, and entered the Conservatoire de Paris in November 1938, in the classes of Claire Croiza (singing), Georges Viseur (theory), and Vanni Marcoux (stage declamation).
Clément sang in the French premieres of The Rape of Lucretia (Mulhouse, 1948) and The Love for Three Oranges (Monte Carlo, 1952).
Third Programme he sang in a studio performance of Le Docteur Miracle, alongside Nadine Renaux, Marjorie Westbury and Alexander Young, conducted by Stanford Robinson.
[3] He sang in the premiere of Marcel Landowski's L'Opéra de Poussière, the first 'world premiere' in the history of the Avignon Opera in 1962,[4] He appeared at many French provincial theatres and those in francophone countries, including the Grand Théâtre in Geneva (de Langeac in Les saltimbanques in 1963 and Duparquet in Ciboulette in 1964), having sung at the Edinburgh Festival in 1951 alongside Fanély Revoil.
He left many recordings of opéras-comiques and operettas, including Ciboulette, Véronique, Au soleil du Mexique, Le petit duc and La Vie parisienne.