Zenon Joseph Castillo (born August 10th, 2004), known professionally as 1oneam is a rapper and producer residing from Milwaukee, Wisconsin. He is also a former member of group collectives cr3stfallen & requiem. He is also known for working alongside the likes of other rappers such as ohsxnta, Smokingskul & Okaymar and along with likes of producers such as tdf, perc40, Jake Hansen, Boolymon and Twovrt.