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Perri O’Shaughnessy

Bestselling Author • 4 Series • 16 Books

4
Series
16
Books
4
Active

🎯 Where Should I Start?

Best Starting Point
Publication Order of Nina Reilly Books
Start with: Motion to Suppress (1995)
Popular Choice
Publication Order of Standalone Novels
Start with: Keeper of the Keys (2006)
Popular Choice
Publication Order of Short Story Collections
Start with: Sinister Shorts (2006)

About Perri O’Shaughnessy

Perri O’Shaughnessy is the pseudonym used by the writer sisters named Mary and Pamela O’Shaughnessy from The United States. They are the New York Times bestselling authors of mystery and thriller novels and are highly popular for writing and publishing the Nina Reilly series. The two sisters have particularly used the pen name, as an homage to a forgotten writer who was not able to get any client during his time. Also, it depicts the merger of the first names of the writer sisters, Pamela and Mary. The surname used in the pen name is the paternal name of the family of the two sisters. The O’Shaughnessy sisters hail from North Carolina, United States. Before going on to become full time writers and forming a pair, the two sisters completed their graduation. Rising to prominence with the Publication Order of Nina Reilly Books series, Perri O’Shaughnessy has since expanded their repertoire to include numerous successful works across various genres. Their writing style, characterized by compelling narratives and memorable characters, has earned them a dedicated global readership with millions of fans worldwide.

📚 All Book Series by Perri O’Shaughnessy

Publication Order of Nina Reilly Books
13 books 1995–2011
1

Motion to Suppress

Motion to Suppress is an essential installment in the Publication Order of Nina Reilly Books series, delivering the tension and character depth that fans of Perri O’Shaughnessy have come to expect.

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1995
2

Invasion of Privacy

Invasion of Privacy is an essential installment in the Publication Order of Nina Reilly Books series, delivering the tension and character depth that fans of Perri O’Shaughnessy have come to expect.

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1996
3

Obstruction of Justice

Obstruction of Justice is an essential installment in the Publication Order of Nina Reilly Books series, delivering the tension and character depth that fans of Perri O’Shaughnessy have come to expect.

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1997
4

Breach of Promise

Breach of Promise continues the Publication Order of Nina Reilly Books story arc with Perri O’Shaughnessy's signature blend of plot twists and unforgettable characters.

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1998
5

Acts of Malice

Acts of Malice continues the Publication Order of Nina Reilly Books story arc with Perri O’Shaughnessy's signature blend of plot twists and unforgettable characters.

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1999
6

Move to Strike

Readers dive deeper into the world of Publication Order of Nina Reilly Books with Move to Strike, another outstanding contribution from Perri O’Shaughnessy.

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2000
7

Writ of Execution

Writ of Execution is an essential installment in the Publication Order of Nina Reilly Books series, delivering the tension and character depth that fans of Perri O’Shaughnessy have come to expect.

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2001
8

Unfit to Practice

Unfit to Practice is an essential installment in the Publication Order of Nina Reilly Books series, delivering the tension and character depth that fans of Perri O’Shaughnessy have come to expect.

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2002
9

Presumption of Death

A gripping mystery unfolds in Presumption of Death as the investigation takes deadly new turns. This installment of the Publication Order of Nina Reilly Books series showcases Perri O’Shaughnessy's mastery of suspense.

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2003
10

Unlucky in Law

Unlucky in Law continues the Publication Order of Nina Reilly Books story arc with Perri O’Shaughnessy's signature blend of plot twists and unforgettable characters.

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2004
11

Case of Lies

Readers dive deeper into the world of Publication Order of Nina Reilly Books with Case of Lies, another outstanding contribution from Perri O’Shaughnessy.

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2005
12

Show No Fear

Readers dive deeper into the world of Publication Order of Nina Reilly Books with Show No Fear, another outstanding contribution from Perri O’Shaughnessy.

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2008
13

Dreams of the Dead

A gripping mystery unfolds in Dreams of the Dead as the investigation takes deadly new turns. This installment of the Publication Order of Nina Reilly Books series showcases Perri O’Shaughnessy's mastery of suspense.

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2011
Publication Order of Standalone Novels
1 books 2006–2006
1

Keeper of the Keys

Keeper of the Keys is an essential installment in the Publication Order of Standalone Novels series, delivering the tension and character depth that fans of Perri O’Shaughnessy have come to expect.

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2006
Publication Order of Short Story Collections
1 books 2006–2006
1

Sinister Shorts

Readers dive deeper into the world of Publication Order of Short Story Collections with Sinister Shorts, another outstanding contribution from Perri O’Shaughnessy.

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2006
Publication Order of Anthologies
1 books 2001–2001
1

Women Before the Bench

Readers dive deeper into the world of Publication Order of Anthologies with Women Before the Bench, another outstanding contribution from Perri O’Shaughnessy.

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2001

? Frequently Asked Questions

Who is Perri O’Shaughnessy?

Perri O’Shaughnessy is a bestselling author known for 4 book series containing over 16 books. Popular series include Publication Order of Nina Reilly Books, Publication Order of Standalone Novels, Publication Order of Short Story Collections. Their work spans multiple genres and has captivated millions of readers worldwide.

What is the best Perri O’Shaughnessy series to start with?

For readers new to Perri O’Shaughnessy's work, the Publication Order of Nina Reilly Books series is the ideal entry point. It showcases the author's signature style and contains 13 books. Begin with Motion to Suppress to start from the very beginning.

How many books has Perri O’Shaughnessy written?

Perri O’Shaughnessy has written over 16 books across 4 series. This prolific output covers multiple genres, making them one of the most versatile authors in contemporary fiction.

Should I read Perri O’Shaughnessy books in order?

Yes, reading Perri O’Shaughnessy's series in publication order is strongly recommended. Most series feature evolving character arcs, ongoing story threads, and references to earlier events that are most rewarding when experienced in sequence. Our complete reading order guides are listed above.

What genre does Perri O’Shaughnessy write in?

Perri O’Shaughnessy writes primarily in fiction. With 4 series across 16 books, the author has explored a wide range of themes and storytelling approaches throughout their career.

Are Perri O’Shaughnessy's books standalone or must they be read as a series?

Most of Perri O’Shaughnessy's books are part of ongoing series and deliver the most satisfying experience when read in order. However, several standalone novels and short story collections provide excellent entry points without requiring prior knowledge of other series.

What is Perri O’Shaughnessy's most popular book?

Based on reader reviews and sales data, Perri O’Shaughnessy's most celebrated works come from the Publication Order of Nina Reilly Books series. The first book, Motion to Suppress, is widely considered the ideal starting point and consistently receives outstanding reader ratings.