Shawn has been performing and recording since he was 15 years young.

In 2018 Shawn will be on no less than four worldwide releases with Odin, DC4 and Killer Bee. These will be on EMP Label Group-Universal-SPV records (Odin), HighVol-Sony/Red (DC4) and Mighty Music-Target DE (Killer Bee) Video's, tours and festival dates to follow.

Shawn has done 3 national Tours and countless fly outs since 2013 with 80's rock band "Bulletboys". Shawn also appeared in the video for BulletBoys' 2015 Cleopatra Records single "Rollover" from the album "Elephante". Shawn also appears with BulletBoys on the Benefit album "Rockers Against MS" which was recorded at Dave Grohls' 606 studios.

With over 15 albums, countless tours, videos and even a major motion picture on his resume it is fair to say that he has established himself as a true professional.
Shawn credits John Bonham, Alex Van Halen, Cozy Powell, Steve Smith, Keith Moon and Roger Taylor as his largest influences however he insists that drums are a never ending journey and is always floored by something he hasn't heard before. Shawn is a solid, powerful, energetic, groove oriented drummer with incredible feel and a strong understanding of song structure.

Shawn spent his formative years with the infamous and highly influential band Odin recording five albums, countless touring, a video and appeared as a featured artist in the metal classic motion picture "The Decline of Western Civilization Part II: The Metal Years". 

Shawn has recorded and released four CD's with the band DC4 featuring his brothers Jeff Duncan (Armored Saint, Odin), Matt Duncan, and Rowan Robertson (Dio). Their new album "Atomic Highway" is set for a September 2018 release date.

Shawn has also recorded with or shared the stage with: Lawrence Tollhurst (The Cure); Jack Russell (Great White); Gilby Clarke (Guns N' Roses); Rudy Sarzo (Whitesnake, Ozzy, Quiet Riot); Mark Kendall (Great White); Madam X; Alex Masi; Billy Sheehan (Mr. Big, The Winery Dogs); Jimmy Bain (Rainbow, Dio); Joey Vera (Armored Saint, Fates Warning); John Bush (Armored Saint, Anthrax); Steelheart; Scott Warren (Dio, Heaven and Hell, Warrant); Ann Boleyn (Hellion); Joe Floyd (Warrior); Frank Hannon (Tesla); Andrew Freeman (Last in Line, The Rock Vault, The Offspring); Dizzy Reed (Guns N' Roses), C.C. DeVille (Poison), Jeremy and A.J. Popoff (Lit); Dug Pinnick (Kings X); Jeff Scott Soto and many others.

Shawn uses Yamaha Drums, Aquarian Drumheads, Axis Percussion Pedals, Reunion Blues Gig Bags, Promark Drumsticks, Paiste Cymbals & Pig Hog Cables.

"Have Drums, Will Travel".