Dan Andriano is an American musician best known as the bassist and co-vocalist for the punk rock band Alkaline Trio. He joined the band in 1996 and has contributed to their distinctive sound, which blends punk rock with melodic elements. Andriano is also recognized for his songwriting skills, often writing lyrics that explore themes of love, loss, and personal struggles. In addition to his work with Alkaline Trio, Andriano has pursued solo projects, releasing music under his own name. He has collaborated with various artists and bands, further showcasing his versatility as a musician. His contributions to the punk rock scene have made him a respected figure among fans and peers alike.