Adam Jonathan Dutkiewicz (often abbrieviated to Adam D, born April 4, 1977) is best known as one of the guitarists (along with Joel Stroetzel) and backup vocalist from Massachusetts metalcore bands Killswitch Engage and Aftershock. Dutkiewicz attended the Berklee College of Music in Boston, where he studied production, engineering, and bass guitar. While at college, he began playing in the band Aftershock with friend Joel Stroetzel.

Read more about Adam Dutkiewicz on Last.fm.