Paul Hinojos is an american musician who is best known as the bassist for seminal post-hardcore band At the Drive-in, for which he was the longest-running bassist for the band from 1996 to the band’s initial breakup in 2001, then again during both of the band’s reunions. He also played guitar in Sparta with fellow At the Drive-In members Jim Ward and Tony Hajjar. After leaving Sparta, he then join other At the Drive-In members Cedric Bixler-Zavala and Omar Rodríguez-López in their band The Mars Volta, for which he was a sound manipulator and live guitarist.