Mark William Bryan is an American musician. He is a founding member, songwriter, and lead guitarist for the band Hootie & the Blowfish. In 1986, Bryan and his friend Darius Rucker formed a duo called the Wolf Brothers while attending the University of South Carolina. Eventually, friends Dean Felber and Jim Sonefeld joined the band, which led to the founding of Hootie & the Blowfish in 1989. Bryan has also released three solo albums: 30 on the Rail, End of the Front, and Songs of the Fortnight.

Imperfect Circle is the sixth studio album by American rock band Hootie & the Blowfish, released on Capitol Records Nashville on November 1, 2019. It is their first new studio album in fourteen years; it has received mixed reviews and modest commercial success.