Keith Wallen is an American musician, singer, and songwriter, widely recognized for his role as the rhythm guitarist and backing vocalist for the rock band Breaking Benjamin. Wallen embarked on his musical career with his first band Copper, which garnered moderate success in the early 2000s. He gained significant attention in the music scene when he joined the multi-platinum group Adelitas Way, contributing his guitar and songwriting skills. In 2014, Keith Wallen joined Breaking Benjamin, contributing to the band's resurgence and subsequent albums, becoming an integral part of their sound and success.

In addition to his work with bands, Keith Wallen has also pursued a solo career, showcasing his skills as a vocalist and a diverse songwriter. His solo releases span a variety of musical styles, from hard rock to more introspective acoustic pieces. Among his most recent releases, songs such as "Wildfire," "Dream Away," and "The Look" highlight his versatility and ability to connect with listeners on a personal level. This body of work has not only cemented Wallen’s reputation as an adept musician in the rock scene but has also allowed fans to witness his growth as an accomplished solo artist with a unique voice within the genre.