The All the Duke's Sins series by Christi Caldwell consists of 3 books, published between 2021 and 2023. The series begins with Along Came a Lady.
The All the Duke's Sins Prequel series by Christi Caldwell consists of 2 books, published between 2021 and 2022. The series begins with It Had to Be the Duke.
The Brethren of the Lords series by Christi Caldwell consists of 2 books, published between 2015 and 2018. The series begins with My Lady of Deception.
The Danby series by Christi Caldwell consists of 2 books, starting in 2013. The series begins with Winning a Lady's Heart.
The Lords of Honor series by Christi Caldwell consists of 5 books, published between 2015 and 2019. The series begins with Seduced by a Lady's Heart.
The Lost Lords of London series by Christi Caldwell consists of 3 books, starting in 2020. The series begins with In Bed with the Earl.
The McQuoid Family Saga series by Christi Caldwell consists of 2 books, published between 2025 and 2026. The series begins with While You Were Sailing.
The Scandalous Affairs series by Christi Caldwell consists of 5 books, published between 2021 and 2022. The series begins with A Groom of Her Own.
The Scandalous Seasons series by Christi Caldwell consists of 9 books, published between 2013 and 2023. The series begins with Forever Betrothed, Never the Bride.
The Sinful Brides series by Christi Caldwell consists of 4 books, published between 2016 and 2017. The series begins with The Rogue's Wager.
The The Brethren series by Christi Caldwell consists of 5 books, published between 2017 and 2020. The series begins with The Spy Who Seduced Her.
The The Carmichael Saga series by Christi Caldwell consists of 2 books, published between 2024 and 2025. The series begins with Diamond in the Rough.
The The Heart of a Duke series by Christi Caldwell consists of 23 books, published between 2014 and 2023. The series begins with In Need of a Knight / In Need of a Duke.
The The Heart of a Scandal series by Christi Caldwell consists of 5 books, published between 2017 and 2020. The series begins with Schooling the Duke.
The The Licentious Lords series by Christi Caldwell consists of 1 book, starting in 2025. The series begins with The Good Duke.
The The McQuoids of Mayfair series by Christi Caldwell consists of 3 books, published between 2022 and 2024. The series begins with The Duke Alone.
The The Theodosia Sword series by Christi Caldwell consists of 4 books, published between 2016 and 2017. The series begins with Only For His Lady.
The Wantons of Waverton series by Christi Caldwell consists of 3 books, starting in 2021. The series begins with Someone Wanton His Way Comes.