- When you wish upon a Duke, Charis Michaels
- The duke not taken, Julia London
- A royal kiss & tell, Julia London
- Someone wanton his way comes, Christi Caldwell
- Nothing compares to the duke, Christy Carlyle
- A kingdom of dreams, Judith McNaught
- Heartbreaker, Sarah MacLean
- A duke by any other name, Grace Burrowes
- My kind of earl, Vivienne Lorret
- A duke for Diana, Sabrina Jeffries
- An inconvenient Earl, Julia London
- The duchess takes a husband, Harper St. George
- Seduction of a proper gentleman, Victoria Alexander
- Don't want you like a best friend, a novel, Emma R. Alban
- Scoundrel of my heart, Lorraine Heath
- My rogue to ruin, Erica Ridley
- The marquess makes his move, Diana Quincy
- Not quite a wife, Mary Jo Putney
- Four funerals and maybe a wedding, Rhys Bowen
- The twelve clues of Christmas, Rhys Bowen
- The counterfeit scoundrel, Lorraine Heath
- The viscount who vexed me, Julia London
- The woman before Wallis, a novel of Windsors, Vanderbilts, and royal scandal, Bryn Turnbull
- A matter of class, Mary Balogh
- The duke effect, Sophie Jordan
- The duke and I, Julia Quinn
- The last Mrs. Summers, Rhys Bowen
- Stormy persuasion, Johanna Lindsey
- The diamond and the duke, Christi Caldwell
- Her wicked marquess, Stacy Reid
- First comes marriage, Mary Balogh
- A fashionable fatality, Alyssa Maxwell
- Her night with the duke, Diana Quincy
- The virgin and the rogue, Sophie Jordan
- The perks of loving a wallflower, Erica Ridley
- The bachelor, Sabrina Jeffries
- God rest ye, royal gentlemen, Rhys Bowen
- Crowned and dangerous, Rhys Bowen
- Unladylike lessons in love, Amita Murray
- The reluctant countess, a would-be wallflowers novel, Eloisa James
- Daring and the duke, Sarah MacLean
- The Duke starts a scandal, Sophie Jordan
- On her majesty's frightfully secret service, Rhys Bowen
- A Wallflower Christmas, Lisa Kleypas
- First earl I see tonight, Anna Bennett
- Give the devil his duke, Anna Bradley
- Waiting for a Scot like you, Eva Leigh
- How to train your earl, Amelia Grey
- The countess, Sophie Jordan
- Someone to remember, a Westcott story, Mary Balogh