American guitarist and vocalist (born June 20, 1967 in Rutland, Vermont). Dan provided the singing voice for George Clooney in the Coen Brothers film O Brother, Where Art Thou? He is a guitarist and vocalist as part of the Bluegrass band Union Station, which he became a member of in 1994. He is a former member of the Lonesome River Band, for which he was also vocalist as well as playing the mandolin.