Sudan Ameer Williams, better known by his stage name IamSu!, is an American rapper and record producer, member of production team The Invasion and the leader of the hip-hop group The HBK Gang.

His most remarkable contributions appear on Sage the Gemini’s “Gas Pedal”, E-40’s “Function”, and LoveRance’s “UP!”, as well as his own singles “By My Side”, “Famous” and “Only That Real”, with the latter being the lead single from his 2014 debut studio album, Sincerely Yours.

He has produced and featured many artists such as Tinashe, Kehlani, Hit-Boy, Wiz Khalifa, 2 Chainz, DJ Mustard, Casey Veggies, Lil B, G-Eazy, his group, The HBK Gang, and many more.