Linda Lael Miller's The McKettricks Series

The McKettricks
Book 1: High Country Bride
Book 2: Shotgun Bride
Book 3: Secondhand Bride
Book 4: McKettrick's Choice
Book 5: Sierra's Homecoming
Book 6: McKettrick's Luck
Book 7: McKettrick's Pride
Book 8: McKettrick's Heart
Book 9: The McKettrick Way
Book 10: A McKettrick Christmas
Book 11: McKettricks of Texas: Tate
Book 12: McKettricks of Texas: Garrett
Book 13: McKettricks of Texas: Austin
Book 14: The McKettrick Legend
Book 15: A Lawman's Christmas