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The Undercover Heiress

By Catherine Tinley

On Sale: 3/26/2026

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A hidden identity, forced proximity Regency romance!

An innocent deception…

could cost her everything!

Voyaging to England and the fiancé she’s never met, Manhattan heiress Sophia Van Bergen is desperate for one last adventure before becoming an ornamental wife. She convinces her late aunt’s maid to swap places temporarily, giving her access to an exciting new belowstairs world at the Earl of Hartington’s estate. But when she starts to fall for her employer, Sophia realizes she’s in for a bigger adventure than she bargained for! Hart is in search of a wealthy wife, and Sophia has the money to save him, but will the cost of revealing her deception prove too high?

From Harlequin Historical: Your romantic escape to the past.

The Heiress Switch

Book 1: The Maid’s Masquerade
Book 2: The Undercover Heiress

ISBN: 9780369769572

Imprint: Harlequin Historical

On Sale: Mar 26, 2026

List price: $6.99

No of pages: 272

Trim Size: 1.000 in (w) x 1.000 in (h) x 1.000 in (d)

BISAC 1: FICTION / Romance / Historical / Regency

BISAC 2: FICTION / Romance / Historical / Victorian

BISAC 3: FICTION / Historical / General

BISAC 4:

BISAC 5:

Catherine Tinley

Biography

Catherine Tinley is a multi award-winning writer of witty, heart warming Regency Romance.

Her first novel, Waltzing with the Earl, won the Rita(R) Award for Best Historical Romance 2018, and she has since won the 2021 RoNA award, the 2021 HOLT medallion, and the 2022 RoNA award for Best Historical Romance.

After a career encompassing speech & language therapy, Sure Start, being President of a charity, and managing a maternity hospital, she now works as NI Country Director for a leading UK charity.

She lives in Ireland with her family and can be reached at www.CatherineTinley.com and on social media at https://linktr.ee/CTinley

Catherine was appointed as chair of the Romantic Novelists’ Association in August 2024.

Awards:

Waltzing with the Earl – Rita award, Best Historical Romance 2018

Rags-to-Riches Wife – RoNA Award, Best Historical Romance 2021, HOLT Medallion Winner, Best Historical Romance 2021

A Waltz with the Outspoken Governess – RoNA winner 2022, Best Historical Romance

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A hidden identity, forced proximity Regency romance! An innocent deception… could cost her everything! Voyaging to England and the fiancé she’s never met, Manhattan heiress Sophia Van Bergen is desperate for one last adventure before becoming an ornamental wife. She convinces her late aunt’s maid to swap places temporarily, giving her access to an exciting new belowstairs world at the Earl of Hartington’s estate. But when she starts to fall for her employer, Sophia realizes she’s in for a bigger adventure than she bargained for! Hart is in search of a wealthy wife, and Sophia has the money to save him, but will the cost of revealing her deception prove too high? From Harlequin Historical: Your romantic escape to the past. The Heiress Switch Book 1: The Maid’s Masquerade Book 2: The Undercover Heiress

ISBN: 9780369769572

Imprint: Harlequin Historical

On Sale: Mar 26, 2026

List price: $6.99

No of pages: 272

Trim Size: 1.000 in (w) x 1.000 in (h) x 1.000 in (d)

BISAC 1: FICTION / Romance / Historical / Regency

BISAC 2: FICTION / Romance / Historical / Victorian

BISAC 3: FICTION / Historical / General

BISAC 4:

BISAC 5:

Catherine Tinley

Biography

Catherine Tinley is a multi award-winning writer of witty, heart warming Regency Romance. Her first novel, Waltzing with the Earl, won the Rita(R) Award for Best Historical Romance 2018, and she has since won the 2021 RoNA award, the 2021 HOLT medallion, and the 2022 RoNA award for Best Historical Romance.After a career encompassing speech & language therapy, Sure Start, being President of a charity, and managing a maternity hospital, she now works as NI Country Director for a leading UK charity.She lives in Ireland with her family and can be reached at www.CatherineTinley.com and on social media at https://linktr.ee/CTinley Catherine was appointed as chair of the Romantic Novelists’ Association in August 2024.Awards:Waltzing with the Earl – Rita award, Best Historical Romance 2018Rags-to-Riches Wife – RoNA Award, Best Historical Romance 2021, HOLT Medallion Winner, Best Historical Romance 2021A Waltz with the Outspoken Governess – RoNA winner 2022, Best Historical Romance gt;