Dan Donegan (born August 1, 1968 in Oak Lawn, Illinois) is an American musician and guitarist for heavy metal band Disturbed. Donegan began playing guitar as a teenager and eventually formed a band called Vandal, which was an ’80s-style hair band.

Early on with his career with Disturbed, Donegan played Gibson Les Paul Standards and SGs. Then, he switched to play a few Paul Reed Smith models, the Tremonti Model and a PRS Singlecut. Donegan is a fan of GHS Boomer guitar strings and uses the 10-46 gauge set. He also uses Seymour Duncan pickups in his guitars.In 2005, Washburn Guitars built Donegan his own signature model called the Maya, named after his daughter.

Donegan also uses the Digitech Dan Donegan, The Weapon, that Digitech made for him. He also uses the Digitech Whammy Pedal and has been seen using the Digitech Metal Master distortion pedal. According to an interview in 2000, Donegan also uses the BOSS PH-2 Super Phaser, a Dunlop Crybaby Wah, and an Ernie Ball Volume pedal. He also uses a BBE Sonic Maximizer.

Donegan has primarily used Randall and Mesa/Boogie Amplifiers, using Randalls for indoor events, and using MESA amps for outdoor gigs. He used to play on Marshall amps during the very early days of Disturbed.