Kate O’Hearn Books in Order

Kate O'Hearn is a Canadian children's fantasy writer, best known for the Pegasus, Titans and Valkyrie series. O'Hearn published her first book, Shadow of the Dragon: Kira in 2008, which led to a series of books.

Bibliography verified: January 2026

Book Series by Kate O’Hearn

Escape From Atlantis Series

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#1
Escape from Atlantis(2021)
Amazon
#2
Return to Atlantis(2023)
Amazon

Pegasus Series

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#1
Pegasus and the Flame / The Flame of Olympus(2011)
Amazon
#2
The Fight for Olympus / Olympus at War(2011)
Amazon
#3
The New Olympians / Pegasus and the New Olympians(2012)
Amazon
#4
The Origins of Olympus(2012)
Amazon
#5
Rise of the Titans(2015)
Amazon
#6
The End of Olympus(2016)
Amazon

Shadow of the Dragon Series

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#1
Kira(2008)
Amazon
#2
Elspeth(2009)
Amazon

Standalone Series

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#1
Herm's Secret(2010)
Amazon

Titans Series

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#1
Titans(2019)
Amazon
#2
The Missing(2020)
Amazon
#3
The Fallen Queen(2021)
Amazon

Valkyrie Series

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#1
Valkyrie(2013)
Amazon
#2
The Runaway(2014)
Amazon
#3
War of the Realms(2016)
Amazon

About Kate O’Hearn

Kate O'Hearn is a Canadian children's fantasy writer, best known for the Pegasus, Titans and Valkyrie series. O'Hearn published her first book, Shadow of the Dragon: Kira in 2008, which led to a series of books.

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Kate O’Hearn Books in Order – Complete Reading Order Guide | Reading Order Books