The Gray Man Books in Order
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The Gray Man series, authored by Mark Greaney and published between 2009 and 2024, follows Court Gentry, an assassin and former CIA operative, as he navigates high-stakes missions across global settings. Each book centers on Gentry's involvement in complex operations, often involving espionage, extraction, and counterintelligence, with a focus on intense action and strategic challenges. The series consistently explores themes of loyalty, survival, and the moral complexities of covert warfare. The narrative settings span multiple global locations, and subsequent books include On Target and several others that continue Gentry's story.
Publication order
In the order the books were originally released.
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2009 · Mark Greaney
The Gray Man is the debut novel by Mark Greaney, published on September 29, 2009, by Jove Books. It is the first book in the Gray Man series, which…
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Year unknown · Mark Greaney
Mark Greaney is an American author known for writing action thriller novels. His most famous series is the Gray Man, which follows the character…
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Year unknown
Mark Greaney is an American author known for writing the Gray Man series, a collection of action thriller novels featuring the character Court…
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Buy on Amazon2013 · Mark Greaney
Dead Eye is an action thriller novel by Mark Greaney, published on December 3, 2013, by Berkley Books. It is the fourth book in the Gray Man series,…
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2016 · Mark Greaney
Back Blast is an action thriller novel by Mark Greaney, published on February 16, 2016, by Berkley Books. It is the fifth book in the Gray Man…
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2017 · Mark Greaney
Gunmetal Gray is an action thriller written by Mark Greaney and published on February 14, 2017, by Berkley Books. It is the sixth installment in the…
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2018 · Mark Greaney
Agent in Place is an action thriller novel by Mark Greaney, published on February 20, 2018, by Berkley Books. It is the seventh book in the Gray Man…
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Buy on Amazon2019 · Mark Greaney
Court Gentry is aboard a CIA transport plane when a hooded man is brought on board to be interrogated in England about a mole. After landing at an…
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2020 · Mark Greaney
One Minute Out is an action thriller written by Mark Greaney and published on February 18, 2020, by Berkley Books. It is the ninth book in the Gray…
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2021 · Mark Greaney
Relentless is an action thriller novel by Mark Greaney, published on February 16, 2021, by Berkley Books, and is the tenth book in the Gray Man…
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Buy on Amazon2023 · Mark Greaney
Court Gentry is caught between the Russian mafia and the CIA in this latest electrifying thriller in the #1 New York Times bestselling Gray Man…
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2025
With his lover imprisoned in a Russian gulag, the Gray Man will stop at nothing to free her in this latest entry in the #1 New York Times bestselling…
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2026
The Gray Man, the world’s deadliest assassin and apex predator, discovers he’s really the prey in the most shocking entry of this #1 New York Times…
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Dark Union📅 Expected Feb 16, 2027
A ghost from Court’s past challenges everything the Gray Man believes in this latest electrifying entry in the #1 New York Times bestselling series. Court…
Read more →✓ = numbering verified against the publisher's official series list.
📅 = publisher-announced release date; subject to change. All upcoming releases →
Frequently asked questions
What order should I read the The Gray Man books in?
Read them in publication order, starting with “The Gray Man”. Start with “The Gray Man.”
How many books are in the The Gray Man series?
We list 15 books by Mark Greaney , published between 2009–2026.
When is the next The Gray Man book released?
The next book is “Dark Union”, book 16 in the series, expected Feb 16, 2027. That is the publisher's announced date and can change; this page updates when it does.
Where can I buy the The Gray Man books?
Each title above links to Amazon. See our affiliate disclosure.
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Reading order compiled from author/publisher guidance and verified bibliographic data. Spotted a wrong order, a missing book, or any other mistake? and we'll correct it.