She won female video of the year for Church Bells and collaborative video for The Fighter, with Keith Urban.
Her first compilation album (2014) was a chart and sales success and earned her a Grammy Award.
Her fifth album, Storyteller (2015), made her the only country artist to have all first five studio albums reach either numbers one or two on the Billboard 200.
Miranda Lambert was also on hand, dressed in a black and silver mini dress with boyfriend Anderson East as her date.
Miranda, 33, highlighted her legs in the cut-out frock, which also gave a peek at her midriff.
The 34-year-old singer highlighted her sculpted legs in a silver sequined top with a textured mini.
The glamorous look comes just two days after attending a Stanley Cup Finals game; she watched her husband Mike Fisher and the Nashville Predators tie the Pittsburgh Penguins in the series.
Carrie Underwood is the most awarded act in the history of the CMT Awards with 17 wins.
The country singer, 34, picked up two awards at the 2017 ceremony Wednesday night in Nashville, Tennessee.
One of the most successful artists in any musical genre, Underwood has sold more than 65 million records worldwide.