Peter Jacquemyn, born in 1963 in Schaarbeek, Belgium, is a double bass player known for his work in free improvisation music. He began his musical journey as an autodidact, playing concerts since 1984 and becoming a member of the Belgian Werkgroep Improviserende Muzikanten. Jacquemyn's discography includes notable albums such as Sign of the Raven (2000), Dig Deep (2013), Cloud Chamber (2016), and Qter (2022). Throughout his career, he has collaborated with prominent artists including Fred Van Hove, Jacques Palinckx, Peter Kowald, and Joëlle Léandre. Jacquemyn's work spans various genres and formats, from solo performances to collaborations in duos, trios, and larger ensembles, showcasing his versatility as a musician.