Michael Ian Olmo (born March 25, 1999), known professionally as Iann Dior (stylized in all lowercase), is an American rapper, singer, and songwriter.
[2] He is best known for his guest appearance on 24kGoldn's 2020 single "Mood", which peaked atop the Billboard Hot 100 and remains his sole entry on the chart.
He signed to Internet Money Records and 10K Projects prior to the release of his debut album, Industry Plant (2019), which was followed by On to Better Things (2022)—both of which entered the Billboard 200.
On April 17, Olmo released the pop-punk track "Sick and Tired" featuring Machine Gun Kelly and Travis Barker, the EP's second single.
The biggest breakthrough in Olmo's career came on July 24 when he was featured on the pop rap single "Mood" by fellow American rapper 24kGoldn.
It peaked at number 1 on the US Billboard Hot 100, where it spent eight non-consecutive weeks, and also topped the charts in the United Kingdom, Australia, Ireland, Austria, Denmark, the Netherlands, Norway, and Sweden.
To date, "Mood" has amassed over 1.35 billion Spotify streams and 326 million views on its official music video.
Olmo was then featured on the track "nothing inside" from Machine Gun Kelly's pop-punk album Tickets To My Downfall, on September 25.
To end off 2020, Olmo released a non-album single "Holding On" on November 20, coming in at number 14 on the Official New Zealand Music Chart.
On January 29, Olmo was the lead vocalist for the single "Higher" by British electronic musicgroup Clean Bandit.
Two weeks later, Olmo was featured on the remix of the 2020 hit song "Heat Waves" by British indie rock band Glass Animals.
On April 16, Olmo released the 2-track EP Still Here, containing "shots in the dark" featuring Trippie Redd, and "don't wanna believe".