Joseph Ellis-Stevenson (19 October 1988 – March 2026), known professionally as Zeph Ellis and Dot Rotten, was a British MC, rapper, singer, songwriter, and record producer from Lambeth, South London. He released a series of independent mixtapes under the name Young Dot, later performing as Dot Rotten. Ellis subsequently signed with Mercury Records and released his debut studio album "Voices in My Head" in 2013. After leaving the label, he released several independent EPs and other projects.