Douglas Jackson also writes as: James Douglas.
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Blood Enemy (The Warsaw Quartet, #4) was the most recently released book by Douglas Jackson, on July 9th, 2026.
Douglas Jackson Stats: The most read book by Douglas Jackson on Book Notification is Hero of Rome, the first novel in the Gaius Valerius Verrens series. The second most read book is Defender of Rome (Gaius Valerius Verrens #2).
Below is a complete list of Douglas Jackson books in publication and chronological order, broken down by series. The most popular series by Douglas Jackson is the Gaius Valerius Verrens Series.
Ranked by popularity, the top Gaius Valerius Verrens books are Hero of Rome, Defender of Rome, and Avenger of Rome.
Ranked by popularity, the top The Warsaw Quartet books are Blood Roses, Blood Sacrifice, and Blood Vengeance.
Ranked by popularity, the top Jamie Saintclaire books are The Doomsday Testament, The Isis Covenant, and The Excalibur Codex.
Douglas Jackson was born on January 1st, 1956 and is currently 70 years old. Douglas Jackson was born in Jedburgh, Scotland.
Douglas Jackson is known for writing in the Historical Fiction genre.
Douglas Jackson is the author of the Gaius Valerius Verrens series which currently consists of 9 novels. The Gaius Valerius Verrens series started in 2010 with the novel Hero of Rome. The most recently released novel in the Gaius Valerius Verrens series was Hammer of Rome which was released in 2018. There are no upcoming novels for the Gaius Valerius Verrens series.
Douglas Jackson has also written the Jamie Saintclaire series which has 4 books including The Doomsday Testament and The Isis Covenant.
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Home » Authors » Douglas Jackson List of Books
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