Missio is an American pop rock duo formed in 2016 in Austin, Texas. It currently consists of founding member Matthew Brue, and David Butler.

Missio was formed in 2015 by songwriter/vocalist Matthew Brue. After the completion of his demos, Brue hired friend and local producer/engineer David Butler to collaborate on their self-titled EP, which would later be released in November 2016. After unexpected online success, Brue made his debut appearance under the name MISSIO at the SXSW festival in 2016 with help from friend/producer David Butler. Matthew invited David to officially join in July 2016.