The Locked Tomb Books in Order

Tamsyn Muir's gothic science-fantasy series following necromancers and their sworn cavaliers across a decaying empire ruled by an undying god-emperor. Blending dark humor, mystery, and unreliable narration, each installment reframes the events of the one before it.

Publication order

In the order the books were originally released.

  1. Cover of Gideon the Ninth

    Gideon the Ninth

    2019 · Tamsyn Muir

    On a dying planet at the edge of a vast necromantic empire, Gideon Nav, an irreverent indentured swordswoman, dreams only of escaping the gloomy…

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  2. Cover of Harrow the Ninth

    Harrow the Ninth

    2020 · Tamsyn Muir

    Having survived the lethal trials, Harrowhark must now serve the undying Emperor as a freshly minted Lyctor, training alongside ancient and dangerous…

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  3. Cover of Nona the Ninth

    Nona the Ninth

    2022 · Tamsyn Muir

    In a city teetering on the brink of collapse, a young woman called Nona lives in hiding with her makeshift family, going to school, loving her…

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Companion & related books

Short-story collections and companion titles in this series.

Frequently asked questions

What order should I read the The Locked Tomb books in?

Publication order — Widely recommended by readers and reflected in the books' structure, since each novel deliberately recontextualizes the previous one Start with “Gideon the Ninth.”

How many books are in the The Locked Tomb series?

We list 3 books by Tamsyn Muir , published between 2019–2022.

Where can I buy the The Locked Tomb books?

Each title above links to Amazon. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.

Reading order compiled from author/publisher guidance and verified bibliographic data. Spotted an error? We continuously correct the catalog.