Billionaires book series in reading order

by Julie Kenner

by Abby Green

Lynne Graham, born 30 July 1956 in Northern Ireland, has written more than 100 romance novels for Mills & Boon since 1987. The catalogue lists 151 books from Bittersweet Passion (1987) to King's Promised Princess (2026), with Italian's Heir Before Vows scheduled for 2027. Series include International Playboys; Virgin Brides, Arrogant Husbands; Secretly Pregnant, Conveniently Wed; and Stefanos Legacy. Billionaires, Greeks, marriage and pregnancy recur among the subjects.

Maureen Child, born in Southern California in 1951, writes romance and has published under the pen names Ann Carberry, Kathleen Kane, Sara Hart and Regan Hastings. This listing gathers 149 books dated 1992 to 2021, including titles issued under those other names. Contemporary, historical, western and erotic romance all appear in the recorded subjects, alongside billionaires, angels and California settings. Bachelor Battalion, Kings of California, Candellano Family, Marconi Sisters and Queen of the Otherworld are among the series.

Carol Marinelli writes contemporary romance, including medical romance, and has 137 books in the catalogue from The Outback Nurse (2001) to Italian's Cinderella Temptation (2025). Born in England to Scottish parents, Marinelli emigrated to Australia and lives in the outer suburbs of Melbourne. Marinelli first tried writing for Harlequin Mills & Boon while training as a nurse in London and gathered rejections for years before studying the detailed feedback in them. Early titles include The Emergency Assignment and The Pregnant Intern (both 2002). Series include House of Kolovsky, Irresistible Russian Tycoons, Tennengarrah Clinic, Playboys of Sicily and Ruthless Royal Sheikhs.

Cathy Williams, born in Trinidad and Tobago in 1957, is a British romance novelist who has written for Mills & Boon since 1990. The catalogue lists 117 books from 1991 to 2023, with Shadow Heart, A Powerful Attraction and Caribbean Desire among the 1991 titles. Tags cover contemporary romance, billionaires, seduction and pregnancy. Secrets of the Stowe Family, After Hours with the Greek and Italian Titans are the named series, and Unveiled as the Italian's Bride (2023) is the latest entry.

Sarah Morgan writes contemporary and medical romance, with 119 books catalogued from Expectant Bride (1999) to The Best Christmas Ever (2026). Physicians, nurses, billionaires and Italians are among the recorded subjects, and early titles include The Doctor's Engagement (2001), The Midwife's Child (2001) and The Greek Tycoon's Bride (2002). Series lines include From Manhattan With Love, Lakeside Mountain Rescue, Glenmore Island Doctors, Cornish Consultants, O'Neil Brothers and Miller Sisters.

Miranda Lee (née Maureen Mary) was an Australian romance writer, born in 1945 in Port Macquarie, New South Wales, who died on 13 November 2021. Mills & Boon published her novels from 1990, and she wrote more than 75 of them. The catalogue lists 95 books from After the Affair (1990) to The Billionaire's Cinderella Housekeeper (2021). Series include Hearts of Fire, Affairs to Remember, Australian Playboys, Three Rich Men, Three Rich Husbands, Wives Wanted!, Marrying a Tycoon and Housekeeper Brides for Billionaires. Subjects include billionaires, Australia, passion, revenge and inheritance.

J.S. Scott writes contemporary romance, much of it about billionaires and the women who meet them at work. The Billionaire's Obsession, the Sinclairs, the Walker Brothers, the Accidental Billionaires and the British Billionaires are her main series, and paranormal runs such as Vampire Coalition, Sentinel Demons and Changeling Encounters sit beside them. Ninety-four books have followed Mine for Tonight (2012), with Billionaire Undefeated ~ Gideon scheduled for 2027.

Meredith Wild writes erotic romance. Billionaires, businesswomen, personal trainers, and sexual dominance and submission recur as subjects across 21 catalogued books published between 2013 and 2025. Hardwired (2013) opens the run and Sweet Escape (2025) is the newest entry. The #Hacker, Bridge, Red Ledger, Hawthorne Vines and Blood of Zeus sets are the series catalogued under Wild's name, and Mia Michelle is credited alongside Wild on 2 titles.

Carole Mortimer, born in England in 1960, is a British romance novelist who has written more than 150 novels since 1978 and was one of the youngest authors at Mills & Boon. The catalogue lists 291 books, starting in 1979 with The Passionate Winter, Only Lover, Savage Interlude and Tempted By Desire, and reaching Linus (2026), with Amanda and the Lord scheduled for 2027. Series include Regency Unlaced, Regency Sinners, Regency Scandal, Regency Lovers, Dangerous Dukes, Ruthless Regency Dukes, Scandalous St. Claires, Knight Security, Steele Protectors, Dragon Hearts and Wynter Hearts. Subjects cover contemporary and Regency romance, nobility, marriage and businessmen.

Penny Jordan is one of the pen names of Penelope Halsall, born Penelope Jones, an English novelist who lived from 24 November 1946 to 31 December 2011. Halsall produced more than 200 romance novels: contemporary romance as Penny Jordan, Regency romance as Caroline Courtney and historical romance as Annie Groves, the maiden name of Halsall's mother. Melinda Wright and Lydia Hitchcock were two further pen names. Sales passed 70 million copies, with translations into many languages. The catalogue lists 210 books from 1979 to 2019, and the earliest entries, such as A Wager For Love (1979), carry the Caroline Courtney name. Series include Perfect Crightons, Jet Set Wives, Leopardi Brothers, Parenti Dynasty and Russian Rivals.

Rebecca Winters is one of the names used by Rebecca Brown Burton, a United States romance writer who lived from February 14, 1940 to February 15, 2023. Burton wrote more than 175 romance novels as Rebecca Burton, as Rebecca Brown Burton and, for Harlequin, as Rebecca Winters. The catalogue lists 167 books, beginning with The Loving Season (1979) under the Rebecca Burton name and ending with A Big Sky Cowboy (2023). Tags cover contemporary and western romance, ranchers, twins and veterans, and series include Lone Star Lawmen, Wind River Cowboys and Montanari Marriages.

Abby Green writes contemporary romance, with catalogue subjects including billionaires, businessmen, mistresses, marriage and pregnancy. Green has read romance novels since childhood summers in the west of Ireland, where the first one came from a grandmother's library book. The catalogue lists 63 books, from Chosen as the Frenchman's Bride (2006) to Unmasking His Pregnant Queen (2026). Series include Harlequin Presents, Desert Nights, Rulers of the Desert, Royal House of Sadat, Marchetti Dynasty, Quinn Siblings, DePiero Siblings and Rival Spanish Brothers.

Jennifer Probst wrote a first book at age twelve, bound it in a folder and read it to classmates. Probst holds a master's degree in English literature and lives in the Hudson Valley of upstate New York. The catalogue lists 67 Probst books, from Executive Seduction (2004) to Belong to Me (2026), with The Long Way Back to You due in 2027. Contemporary romance and erotica are among the subjects, alongside billionaires, marriage, Italy and New York. Series include Marriage to a Billionaire, Searching For, Stay, Billionaire Builders, Sunshine Sisters and Meet Me in Italy.

Lucy Monroe writes contemporary and historical romance, with Harlequin among the recorded subjects alongside billionaires, marriage, seduction, Greeks and werewolves. Ninety books are catalogued from The Billionaire's Pregnant Mistress (2003) to Honorable Sins (2026). Series include Royal Brides, Princesses by Royal Decree, Children of the Moon, the Goddard Project, Syndicate Rules, the Mercenary Trilogy, the Petronides Brothers and Northern Fire.

Julie Kenner is an American author of romance and fantasy, a USA Today bestseller and a two-time winner of the Romance Writers of America RITA Award. Kenner also publishes as J.K. Beck and J. Kenner, and the Blackwell-Lyon series appears under the J. Kenner name. The 158 catalogued books run from The Cat's Fancy (2000) to The Beast (2026). Series include Stark Saga, Stark Security, Stark International, Kate Connor: Demon Hunter, Shadow Keepers and A Man of the Month, with demonology and paranormal fiction among the subjects.

James Patterson

510 books• 73 series

James Patterson, born on March 22, 1947, is an American writer whose catalogue here holds 514 books published from 1976 to 2027. The run opens with The Thomas Berryman Number (1976), and Along Came a Spider (1992) and Kiss the Girls (1995) follow later. Alex Cross, Michael Bennett, Maximum Ride, Daniel X, Witch & Wizard, NYPD Red, Private, Middle School and the Women's Murder Club are among the Patterson series, alongside standalone thrillers, non-fiction and romance. Marshall Karp shares the credit on 5 of the books. Patterson's sales exceed 425 million copies, and Patterson was the first person to sell one million e-books. Forbes ranked Patterson the highest-paid author in 2016, for a third year running, and the National Book Foundation gave Patterson the Literarian Award in November 2015. 27 Stars is scheduled for 2027.

Kate Hewitt has 154 catalogued books, from The Man Who Could Never Love (2002) to The Amanti Heir Arrangement (2026), with A Second Chance at Lighthouse Cove due in 2027. Some titles, including Another Country and Far Horizons (both 2007), carry the name Katharine Swartz. The Italian's Chosen Wife (2007), Ruthless Boss, Hired Wife (2008) and The Greek Tycoon's Reluctant Bride (2008) are among the early books. Series include Willoughby Close, Wildflower Valley, Amherst Island, Holley Sisters of Thornthwaite and Emerald Sisters, and contemporary romance, marriage, pregnancy and billionaires appear in the subjects.

Jessica Clare writes romance and erotica. Billionaires and assassins are the recurring figures: the Billionaires and Bridesmaids, Roughneck Billionaires and Hitman series carry much of the catalogue, with Bluebonnet and Wyoming Cowboy beside them. Forty-six books are catalogued between Wicked Games (2011) and What the Hex (2023), including The Girl's Guide to (Man) Hunting (2012), Beauty and the Billionaire (2013) and Last Hit (2013). Texas, revenge and wilderness survival appear among the subject headings. No new title has appeared since 2023.

Jules Bennett's catalogue lists 67 books from Home Again (2007) to Their White-Hot Christmas (2023), with subjects including contemporary, billionaire, workplace and western romance. Series credited to Bennett include Rancher's Heirs, Barrington Trilogy, St. Johns of Stonerock, Mafia Moguls, Return to Haven, Lockwood Lightning and Angel's Share. For Business...Or Marriage? (2010) and Seducing the Enemy's Daughter (2010) are among the earlier titles. Maureen Child shares the credit on 1 book.

Yvonne Lindsay is a New Zealand romance novelist, born in New Zealand to Dutch immigrant parents. The catalogue lists 46 books from The Boss's Christmas Seduction (2006) to Rags to Riches Reunion (2023). Series include Master Vintners, Clashing Birthright, New Zealand Knights, Rogue Diamonds, Marriage at First Sight, Wed At Any Price and Courtesan Brides. Subjects include contemporary romance, billionaires, widows and family secrets.

Billionaires, princes, actresses and Las Vegas gambling fill the subject records for Cat Schield's contemporary romance. The catalogue holds 31 books dated 2011 to 2023, from A Win-Win Proposition (2011) to Breaking the Rancher's Rules (2023). Sweet Tea and Scandal, Las Vegas Nights, Case Brothers and Sherdana Royals are the four series under the Schield name. No title in the listing carries a date after 2023.

Louise Penny

24 books• 3 series

Louise Penny, born in 1958, is a Canadian writer of crime fiction, best known for the Chief Inspector Armand Gamache novels set in Quebec. The catalogue holds 24 of her books, running from Still Life (2005) to Miss Wolcott's Ghost (2026), and the Gamache series continues. Her other listings are standalone novels and a set of Gamache short stories and novellas. Hillary Rodham Clinton shares the credit on 1 of the 24 books. Penny's novels appear in more than 23 languages, and her honours include Agatha and Anthony Awards plus 2017 appointments to the Order of Canada and the National Order of Quebec.

Nora Roberts

279 books• 37 series

Nora Roberts, born Eleanor Marie Robertson on October 10, 1950, is an American writer of romance under that name. As J. D. Robb, Roberts writes police procedurals with science-fiction elements, and has also published as Jill March and, in the UK, as Sarah Hardesty. This listing carries 280 Roberts books, opening with Irish Thoroughbred (1981); The Missing is scheduled for 2027. Series on the page include the In Death Universe, the MacGregors, Night Tales, the Calhoun Women, the Chesapeake Bay Saga, Irish Hearts and the O'Hurleys.

Clive Cussler

104 books• 9 series

Clive Cussler (July 15, 1931 – February 24, 2020) was an American adventure novelist and underwater explorer. Cussler founded and chaired the National Underwater and Marine Agency (NUMA), which has located more than 60 shipwreck sites. Cussler's thrillers, many of them featuring Dirk Pitt, reached The New York Times fiction best-seller list more than 20 times. The catalogue lists 105 books under Cussler's name, beginning with The Mediterranean Caper (1973), with The Serpent's Eye due in 2027. Robin Burcell shares credit on 6 of them, Jack Du Brul on 5 and Grant Blackwood on 3. Series include Dirk Pitt, NUMA Files, Oregon Files and Sea Hunters.