Doug Grean is an American record producer, audio engineer, guitarist, based in Los Angeles.

He has worked with artists Sheryl Crow, Ricki Lee Jones, Glen Campbell, Scott Weiland,[1] Slash, Velvet Revolver, Stone Temple Pilots, The Crystal Method, Tim McGraw, Cyndi Lauper, Annabella Lwin (Bow Wow Wow), Corey Glover (Living Color), Camp Freddy, DJ Hurricane and John Taylor (Duran Duran).

Some of Grean's television appearances with Weiland include: VH1 Legends, Last Call with Carson Daly, The Tonight Show with Jay Leno, and the Grammy awards with Velvet Revolver as keyboardist, performing "All Across the Universe" with Stevie Wonder, Norah Jones, Bono, Steven Tyler, Brian Wilson, and Alison Krauss.

His hallmark rock production sound often incorporates electronic music and horns, as well as traditional Americana instruments such as accordion, hammer dulcimer.

Over the next 10 years, he became a devoted student of New Orleans' style jazz, blues and funk, honing his guitar chops by performing extensively in the city’s most authentic venues.