How many books has Glenn Cooper written?

Glenn Cooper has written 23 books across 4 series. Their published works span from 2009 to 2026.

What is the first book in each Glenn Cooper series?

Here are the first books in Glenn Cooper's series: Cal Donovan: Sign of the Cross; Down Trilogy: Pinhole; Will Piper: Secret of the Seventh Son / Library of the Dead.

What order should I read Glenn Cooper's books?

We recommend reading Glenn Cooper's series in publication order. Each series can be read independently.

Is Glenn Cooper still writing new books?

Yes, Glenn Cooper has 2 ongoing series: Cal Donovan, Standalone Novels.

Glenn Cooper Reading Order

4 series · 23 books · Born 1953

Action & Adventure Mystery & Thriller

Glenn Cooper is an accomplished author known for his engaging blend of suspense and adventure across multiple series. He has penned 23 books, including the popular Cal Donovan, Down Trilogy, and Will Piper series, along with several standalone novels. Active from 2009 until 2026, Cooper made a significant impact with his notable work, "Library of the Dead."

Cal Donovan Series

Ongoing

7 books (2018–2026)

Start with Sign of the Cross, the first of 7 books in the Cal Donovan series.

#	Title
1	Sign of the Cross 2018Buy 🇺🇸
2	Three Marys 2018Buy 🇺🇸
3	The Debt 2019Buy 🇺🇸
4	The Showstone 2019Buy 🇺🇸
5	The Fourth Prophecy 2022Buy 🇺🇸
6	The Lost Pope 2023Buy 🇺🇸
7	Covenant of the Dead 2026Buy 🇺🇸

Down Trilogy Series

Complete

3 books (2014–2015)

Start with Pinhole and read in order.

#	Title
1	Pinhole 2014Buy 🇺🇸
2	Floodgate 2015Buy 🇺🇸
3	Portal 2015Buy 🇺🇸

Standalone Novels Series

Ongoing

10 books (2010–2025)

Start with The Tenth Chamber, the first of 10 books in the Standalone Novels series.

#	Title
1	The Tenth Chamber 2010Buy 🇺🇸
2	The Devil Will Come 2011Buy 🇺🇸
3	Near Death 2012Buy 🇺🇸
4	The Resurrection Maker 2013Buy 🇺🇸
5	The Cure 2020Buy 🇺🇸
6	The Taken Girls 2021Buy 🇺🇸
7	The Cosmos Keys 2025Buy 🇺🇸
8	The Last Conclave 2025Buy 🇺🇸
9	The Physician of Nineveh 2025Buy 🇺🇸
10	The Silence of Flesh 2025Buy 🇺🇸

Will Piper Series

Complete

3 books (2009–2012)

Start with Secret of the Seventh Son / Library of the Dead and read in order.

#	Title
1	Secret of the Seventh Son / Library of the Dead 2009Buy 🇺🇸
2	Book of Souls 2010Buy 🇺🇸
3	The Keepers of the Library 2012Buy 🇺🇸

Frequently Asked Questions

How many books has Glenn Cooper written?: Glenn Cooper has written 23 books across 4 series. Their published works span from 2009 to 2026.
What is the first book in each Glenn Cooper series?: Here are the first books in Glenn Cooper's series: Cal Donovan: Sign of the Cross; Down Trilogy: Pinhole; Will Piper: Secret of the Seventh Son / Library of the Dead.
What order should I read Glenn Cooper's books?: We recommend reading Glenn Cooper's series in publication order. Each series can be read independently.
Is Glenn Cooper still writing new books?: Yes, Glenn Cooper has 2 ongoing series: Cal Donovan, Standalone Novels.