There are 4 books in the John Byron series. The newest book is Within Plain Sight which came out in 2020.

"A first-rate novel. Suspenseful and highly entertaining." -- New York Times bestselling author Gayle Lynds

Fall in Portland, Maine usually arrives as a welcome respite from summer’s sweltering temperatures and, with the tourists gone, a return to normal life—usually. But when a retired cop is murdered, things heat up quickly,…

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2
Beneath the Depths

Book cover of Beneath the Depths

Maine Sunday Telegram #1 Bestseller

In this latest gripping mystery from bestselling author Bruce Robert Coffin, Detective Sergeant John Byron is back—and ready to prove that no one on his beat is above the law. 

When the body of prominent Portland attorney Paul Ramsey turns up in the bottom of…

3
Beyond the Truth

Book cover of Beyond the Truth

Maine Sunday Telegram #1 Bestseller * Winner of the Silver Falchion Award for Best Procedural * Agatha Award Nominee for Best Contemporary Novel * Maine Literary Award Nominee for Best Crime Fiction

"A gripping atmospheric thriller that finds the dark side of Portland, Maine. The Detective Byron mystery series is…

4
Within Plain Sight

Book cover of Within Plain Sight

Maine Sunday Telegram #1 Bestseller * Winner of the Maine Literary Award for Best Crime Fiction * Winner of the Killer Nashville Silver Falchion for Best Investigator

The latest gripping installment of the award-winning, #1 bestselling Detective Byron mystery series: a grisly crime captivates Portland, sending John Byron and his…