Grave of the Lawgiver
by Peter Tremayne

Autumn, AD 673. Fidelma accompanies Eadulf to his hometown, Seaxmund’s Ham in the Kingdom of the East Angles, to be greeted with the shocking news that Eadulf’s uncle, Athelnoth, the lawgiver, has been murdered and his house burnt down. And Eadulf’s younger sister is missing.

The locals accuse Fidelma and Eadulf of the crimes, and Fidelma’s safety is threatened by the first council of the bishops and kings of the Angles and Saxons, who wish to expel all Hibernian missionaries and teachers from the kingdoms.

Against this opposition, Fidelma and Eadulf must unite to solve one of their most complex mysteries yet.

Sister Fidelma returns in Grave of the Lawgiver, the thirty-sixth Celtic mystery by Peter Tremayne, acclaimed author of Prophet of Blood, Death of a Heretic, and The House of Death. If you love Ellis Peters, you’ll be gripped by Grave of the Lawgiver.

Reviews

“A master at bringing early Celtic and Irish history, his characters, and his stories to life”

Booklist on Prophet of Blood

“A plethora of potential suspects, dark secrets from the past, and deadly revenge all play a role in this multilayered, complex, atmospheric, locked-room mystery”

Booklist on Revenge of the Stormbringer

“Fascinating legends and mores of ancient Eire meld seamlessly with a complex mystery”

Kirkus Reviews on Revenge of the Stormbringer

“An impressive achievement”

Publishers Weekly Starred Review of Death of A Heretic

“A mystery embedded in a revealing look at the violently differing theological views of early Christians”

Kirkus Reviews on Death of A Heretic

“Tremayne plays fair with the readers while evoking the period in vivid detail. This long-running series remains as fresh and inventive as ever”

Publishers Weekly on The House of Death

“A complex, lovingly written mystery notable for its historical detail and strong heroine”

Kirkus Reviews on The House of Death

“Tremayne expertly incorporates historical and legal details of the time into the suspenseful plot. This impressive volume bodes well for future series entries”

Publishers Weekly Starred Review of The Shapeshifter's Lair

“Fans of ancient history, myths, and swashbuckling adventures are likely to enjoy this tale set in seventh-century Ireland . . . this is a challenging and unusual but deeply satisfying and enjoyable historical thriller”

Booklist on The Shapeshifter's Lair

“One of the best cases for the complex, enchanting Fidelma”

Kirkus Reviews on The Shapeshifter's Lair

Peter Tremayne

Peter Tremayne is the pseudonym of a well-known authority on the ancient Celts who has utilised his knowledge of the Brehon law system and seventh-century Irish society to create a new concept in detective fiction. He is the author of thirty previous mysteries featuring Sister Fidelma.

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Editions

Grave of the Lawgiver by Peter Tremayne is available in the following formats

Hardback97814483151092nd September 2025144 X 222mm320$29.99
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