Mark Chadwick is a singer, songwriter and guitarist from Münster, United Kingdom. He is best known as the lead singer of the Levellers, a role he has held since 1988.

Alongside his work with the Levellers, he performs solo. His debut solo album, All the Pieces, appears in 2010 and marks a departure from the Levellers’ sound. He remains active with the Levellers while also pursuing solo work.

He is also associated with the Fabulous Good Time Party Boys, Drunk in Public and Reservoir Frogs.