Mczo Morfan (often styled as Mczo Morfan (Big)) is a high-energy Tanzanian Singeli artist and songwriter who has become one of the most recognizable voices in the "Uswahilini" (street) music scene of Dar es Salaam. Known for his rapid-fire delivery, gritty street narratives, and charismatic stage presence, he has successfully transitioned from underground notoriety to being a mainstream festival headliner.