Born in the North of France, Catherine Pépin-Westphal began studying bassoon in Arras, Douai, then Lyon, Paris and Geneva where she worked respectively with Aron Koza, Pierre Feutriez, Jean-Pierre Laroque, Amaury Wallez, Roger Birnsting and Lorenzo Alpert for the baroque bassoon.
After graduating from the CNSM in Lyon, she was a member of the Lyon Opera Orchestra, which she then left to join the Geneva Chamber Orchestra, where she has been principal bassoon since 1993.
She holds a teaching certificate and is a bassoon teacher at the Annecy Conservatory and since 2009 at the Geneva Conservatory of Music, Dance and Theatre.
Passionate about chamber music, and after having received a 1st International Prize in this discipline in Martigny-CH, she pursues this activity in various formations and repertoires on modern and baroque instruments (diploma from the Centre de Musique Ancienne de Genève): Trio d'Anches de Genève, Fidelio de Genève wind octet, Ensemble Barbaroque (with barrel organ).
Interested in the making of the bassoon through the ages, she occasionally participates in concerts and recordings of ensembles such as Les Talens Lyriques, Les Musiciens du Louvre, the Orchestre des Champs-Elysées, the Ensemble Baroque de Limoges, Concerto Köln.