Want Me, Cowboy by Maisey Yates

He needs the perfect wife!

Poppy Sinclair kept her feelings for Isaiah Grayson secret for a decade. When her infuriating boss enlists her help in finding him a convenient wife, she threatens to quit. Until Isaiah counters with an interesting proposal: Why doesn't she marry him?

Million Dollar Baby by Janice Maynard

One anonymous night, one little secret!
Going home with a stranger isn't sheltered heiress Brooke Goodman's style. Neither is falling back into bed with the same sinfully sexy man. But now she's pregnant, and Austin wants to wed ! Should she trust a man who can promise her his name but not forever?