Hero is unaware heroine is already his betrothed/wife

1.
The Courtesan Duchess (Wicked Deceptions, #1)
The Courtesan Duchess (Wicked Deceptions, #1) 3.69 avg rating — 4,810 ratings
2.
Silent Blade (Kinsmen, #1)
Silent Blade (Kinsmen, #1) 3.95 avg rating — 16,002 ratings
3.
The Elusive Wife (Marriage Mart Mayhem #1)
The Elusive Wife (Marriage Mart Mayhem #1) 3.66 avg rating — 2,938 ratings
4.
Virtue and Vice
Virtue and Vice 3.48 avg rating — 129 ratings
5.
Take Me
Take Me 3.79 avg rating — 1,085 ratings
6.
Somewhere I'll Find You (Capitol Theatre, #1)
Somewhere I'll Find You (Capitol Theatre, #1) 3.72 avg rating — 13,633 ratings
7.
When Love Awaits
When Love Awaits 3.97 avg rating — 6,979 ratings
8.
All About Passion (Cynster, #7)
All About Passion (Cynster, #7) 4.06 avg rating — 7,653 ratings
9.
Lady Folbroke's Delicious Deception (Ladies in Disgrace #1)
Lady Folbroke's Delicious Deception (Ladies in Disgrace #1) 3.52 avg rating — 471 ratings
9.
Unforgivable
Unforgivable 3.62 avg rating — 3,003 ratings
11.
Forbidden Magic
Forbidden Magic 2.92 avg rating — 40 ratings
11.
Oh, Cherry Ripe
Oh, Cherry Ripe 3.62 avg rating — 1,062 ratings
11.
Why the Duchess Seduced the Duke (Lords of the Regency #1)
Why the Duchess Seduced the Duke (Lords of the Regency #1) 3.45 avg rating — 11 ratings
14.
The Hawk and the Dove
The Hawk and the Dove 3.98 avg rating — 2,292 ratings
14.
The Secret Swan
The Secret Swan
by: Shana Abe
3.69 avg rating — 935 ratings
14.
Unforgivable
Unforgivable 3.62 avg rating — 3,003 ratings
17.
A Taste of Sin (Sin Trilogy, #1)
A Taste of Sin (Sin Trilogy, #1) 3.78 avg rating — 839 ratings
17.
Outsider (Long, Tall Texans #30)
Outsider (Long, Tall Texans #30) 3.98 avg rating — 3,281 ratings
19.
Dearly Beloved
Dearly Beloved 3.66 avg rating — 1,305 ratings
20.
Pirate's Bride (Liberty's Ladies #1)
Pirate's Bride (Liberty's Ladies #1) 3.73 avg rating — 651 ratings
21.
A Pirate's Pleasure (North American Woman Trilogy, #2)
A Pirate's Pleasure (North American Woman Trilogy, #2) 3.99 avg rating — 1,648 ratings
22.
Desire in Disguise
Desire in Disguise 3.86 avg rating — 380 ratings
23.
The Secret Wedding (Malloren, #9)
The Secret Wedding (Malloren, #9) 3.71 avg rating — 1,312 ratings
24.
Jasmine Moon
Jasmine Moon 3.24 avg rating — 68 ratings
25.
A Masked Deception
A Masked Deception 3.61 avg rating — 1,239 ratings
26.
The Unknown Heart
The Unknown Heart 3.61 avg rating — 101 ratings
27.
Duchess in Disguise
Duchess in Disguise 3.30 avg rating — 137 ratings
28.
An Innocent Courtesan
An Innocent Courtesan 3.07 avg rating — 67 ratings
29.
The Reluctant Husband
The Reluctant Husband 2.93 avg rating — 27 ratings
30.
Wanton Surrender
Wanton Surrender 3.62 avg rating — 16 ratings
31.
From This Moment On (de Piaget, #8; de Piaget/MacLeod, #9)
From This Moment On (de Piaget, #8; de Piaget/MacLeod, #9) 4.11 avg rating — 2,680 ratings
32.
In the Wake of the Wind (The Montegu Family, #1; Regency Trilogy, #2)
In the Wake of the Wind (The Montegu Family, #1; Regency Trilogy, #2) 3.62 avg rating — 145 ratings