Aiden is an American punk rock band from Seattle, Washington that formed in the spring of 2002. The current members are William Francis (vocals & guitar), Nick Wiggins (bass), Keef West (drums), and Ian MacWilliams (guitar).

The band's musical style is either hardcore punk, post-hardcore, punk rock or horror punk. Also, the band has been influenced by bands such as Misfits, Joy Division, Avenged Sevenfold, Thursday, My Chemical Romance, Coheed and Cambria, AFI, The Smiths/Morrissey, the Cure and Bad Religion.