- Storm Riders
- Storm's Interlude
- Stormborn
- Stormie Jones: The Stolen Mail Order Bride
- STORMING PARADISE
- Straight to My Heart
- Stranded And Seduced
- Stranded at the Rodeo [Ransomed Hearts 3]
- Stranded in Salt Lake
- Stranded With Her Rescuer
- Stranded with the Rancher
- Stranded With The Rancher
- Stranded, Stalked and Finally Sated
- Strange Beasts & Cowboys (A Boxed Set of Four Mail Order Bride Romances)
- Strange Journeys & Secret Recipes (A Pair of Mail Order Bride Romances)
- Stranger Things Happen
- Strangers In The Darkness (A Pair of Mail Order Bride Romances)
- Strangers in the Night
- Strategy For Marriage
- Stream Ran Dry (The Westerners, Book Two)
- Street Of Dreams
- Strength Under Fire
- Strictly Accountable [Stud Service 2]
- Strictly Business [Stud Service 3]
- String the Cranberries
- Stringer and the Lost Tribe
- Stringimi forte
- Stroke of Luck
- Strong & Wilde (A Cowboy's Promise)
- Strong & Wilde: Part One (Sweet Western Cowboy Romance)
- Strong & Wilde: Part Three
- Strong and Steady
- Strong Attraction [The Strong Cowboys of Wilde, Nevada 1]
- Strong Craving [The Strong Cowboys of Wilde, Nevada 5]
- Strong Desire [The Strong Cowboys of Wilde, Nevada 2]
- Strong Passion [The Strong Cowboys of Wilde, Nevada 4]
- Strong Temptation [The Strong Cowboys of Wilde, Nevada 6]
- Strong, Silent Cowboy
- Strong-Willed Cowboy
- Struck By The Texas Matchmakers
- Strummin' Up Love: A Country Music Star Western Romance
- Stryker's Girl
- Stubborn Bride
- Stubborn Cowboys & Their New Brides: A Boxed Set of Four Mail Order Bride Romances
- Stuck in the Saddle With You
- Stud for Hire
- Studs and Stilettos
- Studs in Spurs
- Studs in Spurs Volume 1
- Studs in Spurs Volume 2
- Sturm über Afrika
- Su Promesa por Honrar
- SUBSTITUTE BRIDE
- Substitute Montana Bride
- Suckled by My Boyfriend's Daddy 3
- Sudden Setup
- Suddenly a Father
- SUDDENLY REUNITED
- Suddenly, Annie's Father
- Sugar
- Sugar and Spice
- Sugar Girl
- Suitable for Marriage
- Sullivan's Child
- Sullivan's Promise
- Sultry Oblivion
- Summer
- Summer Angel
- Summer at Mustang Ridge
- Summer at Stallion Ridge
- Summer at the Ranch
- Summer Breeze
- Summer Chaparral
- Summer Heat
- Summer Heat: Back to the Farm [Heat 3]
- Summer Lightning
- Summer Nights with a Cowboy
- Summer Return
- Summer Texas Bride
- Summer with the Cowboy
- Summer's Indiscretion [Divine Creek Ranch 7]
- Summer's Wicked Cowboys [Casanova Cowboys 3]
- Sunflower Lane
- Sunny With a Chance of True Love
- Sunnyside Up
- Sunrise Crossing
- Sunnyside Up
- Sunrise Crossing
- Sunrise Over Texas
- Sunset and Steel Rails
- Sunset Pass
- Sunset Ride
- Sunset Seduction
- Sunset Surrender
- Sunshine
- Sunshine and Shadow
- Superare la notte
- Sure Bet
- Surprise Me…
- Surprise Package
- Surprise! Surprise!
- Surprised by a Baby
- Surrender
- Surrender Milady
- Surrender my Heart
- Surrender the Booty [Sand and Spurs 1]
- Surrender To A Playboy
- Surrender to Love
- Surrender Your Heart
- Surrendering to Summer [Whispering Mountain 2]
- Surrendering to the Sheriff
- Surrounded by Pleasure
- Surrounded by Secrets
- Surrounded by Temptation
- Surrounded by Woods
- Survival On The Oregon Trail: A Novel
- Sus novias de Bridgewater
- Sus novias de Bridgewater - Libros 4 - 6
- Sus novias de Bridgewater - Libros 7 - 10
- Susanna's Choice
- SUSPICION
- Suspicions
- Suspicious Montana Christmas
- Susúrrame
- Sutton's Way
- Sutton's Way & The Rancher's Baby
- Suzanna Bound by Love (Passion on the Ranch, Book 4)
- Suzie Q