Antoine Chessex (1980 in Vevey) is a Swiss artist and researcher who works with sound. Selected instrumental works as a composer include Les Abîmes Hallucinés (for Ensemble Proton in Bern), La Résonance des Ruines (for ICTUS Ensemble in Brussels), Plastic Concrete (For Apartment House in London), The Experience of Limit, and Echo/cide.

As a saxophone player and performer in the field of Noise and Drone music, Chessex has appeared at numerous festivals and venues like CTM Festival in Berlin, Unsound Festival in Krakow, Cafe OTO in London, Issue Project Room in New York, Sonic Protest Festival in Paris or LUFF festival in Lausanne.

Antoine Chessex is the recipient of a Swiss Music Prize from the Federal Office of Culture in 2020, as well as an Artist Prize "Werkjahr" from the City of Zurich in 2018.

Chessex is also a founding member of the noise-rock band Monno with whom he toured extensively. Collaborations with musicians Lasse Marhaug, Zbigniew Karkowski, Jérôme Noetinger, Maja Ratkje, Chris Corsano, Pat Thomas, Okkyung Lee, Axel Dörner, architect Christian Waldvogel and media artist Ulrike Gabriel (Flow, 2002).

Antoine Chessex is currently a lecturer and researcher at the Zurich University of the Arts where he works on the transdisciplinary exploration of artistic research, sound studies and cultural studies.