Matthew J. Kirby

18 books • 5 series

Matthew J. Kirby is the critically acclaimed author of the middle-grade novels Icefall, which won an Edgar Award for Best Juvenile Mystery, and The Clockwork Three. He was born in Utah and grew up in Maryland, California, and Hawaii. Matthew is a school psychologist. He and his wife live in northern Idaho.

Nov 6, 2024
Cover of Diablo: Book of Prava

Diablo: Book of Prava

Jun 6, 2023
Cover of Diablo: Book of Lorath

Diablo: Book of Lorath

Apr 25, 2023
Cover of Star Splitter

Star Splitter

Nov 10, 2020
Cover of Assassin’s Creed Valhalla: Geirmund’s Saga

Assassin’s Creed Valhalla: Geirmund’s Saga (Assassin's Creed Valhalla)

Dec 26, 2017
Cover of Fate of the Gods

Fate of the Gods (Assassin's Creed: Last Descendants, #3)

Jun 6, 2017
Cover of The Rogue World

The Rogue World (Dark Gravity Sequence, #3)

Apr 1, 2017
Cover of Assassin's Creed: Last Descendants

Assassin's Creed: Last Descendants

Dec 27, 2016
Cover of Tomb of the Khan

Tomb of the Khan (Assassin's Creed: Last Descendants, #2)

Sep 27, 2016
Cover of A Taste for Monsters

A Taste for Monsters

Aug 30, 2016
Cover of Last Descendants

Last Descendants (Assassin's Creed: Last Descendants, #1)

May 10, 2016
Cover of Island of the Sun

Island of the Sun (Dark Gravity Sequence, #2)

Apr 28, 2015
Cover of The Arctic Code

The Arctic Code (Dark Gravity Sequence, #1)

Jan 28, 2014
Cover of Spell Robbers

Spell Robbers (Quantum League, #1)

Aug 27, 2013
Cover of Cave of Wonders

Cave of Wonders (Infinity Ring, #5)

Aug 27, 2013
Cover of The Lost Kingdom

The Lost Kingdom

Oct 1, 2011
Cover of Icefall

Icefall

Oct 1, 2010
Cover of The Clockwork Three

The Clockwork Three

Jan 1, 2008
Cover of The Evening Papers

The Evening Papers