The 2021 iHeartRadio Music Awards were held at the Dolby Theatre in Los Angeles on May 27, 2021, and was broadcast live on Fox.
[1] Usher hosted the ceremony.
[2] Performers were announced on May 11, 2021, through the iHeartRadio website.
[3] iHeartRadio announced the nominees on April 7, 2021.
[4] Winners are listed first and in bold[5]