Sonia Killmann is a Glasgow-based international composer and multimedia artist from Belgium.

They have been exploring the relationship between sound and environment. Their works often involve field recordings, as well as a mixture of live processing and audiovisual music. Combining their background in electronic music, digital media and new music, Sonia is a graduate of the University of Glasgow and went onto to complete their MA in composition at the Royal Conservatoire of Scotland.

Sonia became a Cryptic Artist in December 2021. They have collaborated with artists around Europe, including the COMEPULSIVE collective and Audiotalaia, where they completed a residency in Catalonia. In autumn 2021 they were a Cove Park artist in residence with Cryptic.

Sonia is also a versatile saxophone player and an experienced performer in both live electronic and acoustic music across venues in Europe. Aside from performing, they have also showcased their installations in venues, such as the Riverside Museum in Glasgow. In September 2021 Sonia performed Them! There! Eyes? live at Construction Festival in Dnipro (Ukraine). The performance took place at the Palace of Children and Youth. They also showcased this work in February 2021 as part of Sonic Bites.