Author of the

   Detective Byron Mysteries

   Turner & Mosley Files w/LynDee Walker

   Detective Justice Mysteries (2025)

"I rank Coffin among the luminaries of the genre - right beside Wambaugh, McBain, and Ball." — LA Times bestselling author Baron Birtcher

"Authentic, gripping." — Joseph Wambaugh, Edgar Award-winning author of The Onion Field


"Suspenseful and highly entertaining." — New York Times bestselling author Gayle Lynds

​​Bruce Robert Coffin


is the award-winning author of the Detective Byron Mysteries, co-author of The Turner and Mosley Files along with bestselling author LynDee Walker, and author of the forthcoming Detective Justice Mysteries. A former detective sergeant with more than twenty-seven years in law enforcement, he supervised all homicide and violent crime investigations for Maine's largest city. Following the terror attacks of September 11, 2001, Bruce spent four years investigating counter-terrorism cases for the FBI, earning the Director's Award, the highest award a non-agent can receive.


Winner of Killer Nashville's Silver Falchion Awards for Best Procedural and Best Investigator, and the Maine Literary Award for Best Crime Fiction, Bruce was also a finalist for the Agatha Award for Best Contemporary Novel. His Anthony Award nominated short fiction appears in more than a dozen anthologies, including Best American Mystery Stories 2016.

Bruce is a member of International Thriller Writers, Mystery Writers of America, Sisters in Crime, Short Mystery Fiction Society, and the Maine Writers and Publishers Alliance. He is a contributor to the Murder Books blog.

Bruce is represented by Paula Munier at Talcott Notch Literary.

He lives and writes in Maine.