Nsikayesizwe David Junior Ngcobo (born 11 February 1997), known professionally as Nasty C, is a South African rapper, songwriter, and record producer.

After releasing three mixtapes, and two EPs, Ngcobo released his debut album Bad Hair (2016), and Strings and Bling (2018) which was associated and supported by his first tour, The Ivyson Tour.

He was the youngest recipient of an award alongside Aewon Wolf and many at the 2015 South African Hip Hop Awards, namely the Best Freshman Award.

In March 2020, Nasty C signed a joint venture deal with Def Jam Records. After the deal, he released his United States official single after joining Def Jam "There They Go" which gained him global recognition. In 28 August 2020, he released his third studio album Zulu Man with Some Power, the first under his new label. In September 2022, Nasty C released a mixed tape titled the Ivyson Army. He released two singles back-to-back, No More, in June of 2023, and Crazy Crazy, in July of 2023.