He wrote the band’s breakout hit, “Kryptonite,” in a high school math class, and would go on to be nominated for three Grammy Awards.
The musician, who also served as the rock band's original drummer, revealed in August that he was diagnosed with stage 4 kidney cancer.
The band played Trump’s first inauguration in 2017.
Brad Arnold, a founding member and the lead singer of the band 3 Doors Down, has died at 47 following a battle with stage 4 ...
The founder and lead singer of 3 Doors Down, Brad Arnold, has died. He was 47. “With heavy hearts, we share the news that Brad Arnold, founder, lead singer and songwriter of 3 Doors Down passed away ...
Rock singer Brad Arnold, the founder and lead singer of 3 Doors Down, has died at the age of 47, the band announced Saturday ...
Brad Arnold, cofounder and singer of rock band 3 Doors Down, has died after a battle with kidney cancer, the band confirmed on social media.
Arnold said in a May 2025 social media video that he had been diagnosed with advanced-stage clear cell renal carcinoma that had spread to one of his lungs.