There are at least four artists who use the name Leif. 1. UK-Based Techno / House / Downtempo producer Leif Knowles, who co-runs the vinyl label UntilMyHeartStops and has released many EPs on other labels since 2003. He has released three albums so far: Dinas Oleu (2013), Taraxacum (2015) and Loom Dream (2019). Leif's Website. 2. New York City producer and rapper Leif (currently recording under the name Le1f is an artist currently creating a sound born from tropical punk