In 2017, KiLLOWEN began putting music online; the name belongs to Owen Pickston, a multi-instrumentalist, producer, songwriter, vocalist and rapper from Hayes in west London. After learning to DJ from his older brother, Pickston started making music as a teenager. The stage name joins Owen with KiLLOWEN, a place near Cork associated with his Irish heritage. Early releases include the 2018 track Solar and the 2019 track Let’s Just Be Friends. His music draws on UK garage, rap and dance, with grime, dubstep, breaks and drum ’n’ bass among the styles he has cited.
KiLLOWEN’s releases include the EP Self Aware (2020) and the EP Pub Therapy (2023). His label affiliations include Trakk Records and Kitsuné Musique, while the track “Bicycle”, featuring Hån, came out on Sony. His collaborators include p-rallel, Songer, SILK and Tommy Villiers; he has also worked with Arlo Parks. The EP six missed calls followed in 2025.