- Southern Ice and Fire: An American Historical Romance Short Story
- Southern Siren: A Southern Belle Civil War Romance Short Story
- Southerners in Blue: Southern Belle Civil War Romance Short Story
- Southwestern Saga
- Spaghetti Western
- Spanish Posse
- Spank 'em Cowboy
- Spank Her So Good
- Spanked Down South Western Bundle
- Spanked Hard By The Western Bad Boy Bundle
- Spanked Out West Bundle
- Spanking The Spoilt Brat Bundle
- Spanking Western Brats Bundle
- Sparks of Affection
- Special Collection, Volume 2 [Box Set]
- Special Delivery
- Spells and Other Useful Things: A Short Story
- Spencer
- Speronata
- Spietato
- Spins Are Wild
- Spirit of the Border
- Spirit of the Mountain
- Spirit Of The Wolf
- Spirit Ridge
- Spirit Warrior
- Splendor in Sanctuary [Sanctuary, Montana 5]
- Spoiled Evelyn
- Sporen & Satin
- Sposati
- Spring at Saddle Run
- Spring Blessings
- Spring Promises (Four Historical Romances)
- Spring Seduction
- Spring Texas Bride
- Springing Into Love: Four Historical Romance Novellas
- Springwater
- Spun Out
- Spurred
- Spurred - die Sporen geben
- Spurred On
- Spurred to Justice
- Spurs
- Spurs & Satin
- Spurs & Spankings
- Squire's Quest
- Stage West: Dalton
- Stage West: David
- Stage West: Lindsay
- Stagecoach Bride
- Staking Claim
- Staking His Claim
- Staking Their Claim
- Stalked and Watched
- Stallions and Studs: Back in the Saddle Again
- Stallions and Studs: Reining In Rio
- Stallions and Studs: Rodeo Cowboy
- Stallions and Studs: Shoulda Been a Cowboy
- Stampeded/Stampeded/Stone Cold Christmas Ranger
- Stand-Up Cowboy
- Standing Outside the Fire
- Standoff At Mustang Ridge
- Star Bright
- Star Gazer
- Star Light, Star Bright
- Star Spangled Banner
- Star Valley Winter
- Stark und Stetig
- Starlight (A Historical Western Romance)
- Starlight Magic
- Starlit Skies
- Starting from Scratch
- Starting Over
- Starting Over (A Mindalby Outback Romance, #2)
- Starting Over (Texas Desires - Vol. 1)
- Starting Over with the Sheriff
- State Secrets
- Stay Away From My Daughter
- Stay With Me
- Steady Cowboy Meets Runaway Mail Order Bride
- Stealing a Cowboys Heart
- Stealing My Heart - Clean Historical Western Romance
- Stealing Northe
- Stealing West
- Stealth: Mason
- Steamy Southern Studs Bundle
- Steel Heart (Historical Western Romance)
- Steele Ranch
- Steele Ranch - Complete Series: Books 1 - 5
- Steele Ranch Sammelband: Bücher 1 - 5
- Steele Ranch, cofanetto della serie completa
- Steely Desire (Desire, Oklahoma - The Founding Fathers 5)
- Stephanie Rides Again: Cowboys For Her Birthday
- Steptoe
- Sterk & Stevig
- Sterling's Montana/Stroke of Luck/Luck of the Draw
- Sterling's Way
- Sterne über rotem Land
- Still Waters
- Stillwater Dusk: A Sweet Cowboy Romance
- Stillwater Dusk: Part One (Sweet Western Cowboy Romance)
- Stockton County Cowboys Book 1: Chasing Cowboys
- Stockton County Cowboys Book 2: Riding Cowboys
- Stockton County Cowboys Book 3: Roping Cowboys
- Stockton County Cowboys Book 4: Branding Cowboys
- Stolen Away
- Stolen Brides Western Bundle
- Stolen By The Texan Outlaw
- Stolen Ecstasy
- Stolen Gold
- Stolen Hearts
- Stolen Sanctuary
- Stone Cold Cowboy
- Stone Creek, Arizona/The Man From Stone Creek/A Wanted Man
- Stone Temptation
- Stone, The Man
- Stones in the Road
- Stony Creek Cowboy
- Storie della prateria: Cofanetto 1 Libri 1-3
- Stories of Life From the Family Bible
- Stories Of Two Lives
- Storm Born: A Once Upon a Time Romance Short Story
- Storm of Time