Michael Ian Olmo, known professionally as Iann Dior (stylized as iann dior), is a Puerto Rican rapper, singer, and songwriter. He rose to fame in 2019 with his singles "Emotions" and "Gone Girl", the latter of which served as the lead single for his debut album Industry Plant (2019). In 2020, he featured on 24kGoldn's single "Mood", which peaked at number one on the Billboard Hot 100 and became his first and highest charting song.