Tatiana March 
From Runaway To Pregnant Bride 

Carrying her rescuer’s baby!Annabel Fairfax has fled west, in disguise, to find her sisters. But on her way a threat catches up with her-and she’s forced to turn to a ruggedly handsome stranger on horseback!Clay Collier, her reluctant protector, tries to keep his distance from the beautiful runaway-but neither can resist one stolen night! Honour demands he marry her, but discovering Annabel’s affluent background convinces Clay she doesn’t belong in his dangerous world. Except his forbidden bride is already secretly pregnant…