Romance · Series
Best Romance Book Series
Single romance novels are satisfying. Romance series are addictive. These 12 series give you beloved characters across multiple books — so when you fall in love with them, the story doesn't have to end.
The best romance series do something a standalone can't: they let you live with characters long enough that their eventual happiness feels fully earned. You watch them make mistakes across multiple books, grow in ways you recognize, and find love when they're finally ready for it.
The series below range from eight-book epics to breezy trilogies. Some follow one couple across all books; others give each book to a different character in the same friend group or family. All of them will make you immediately reach for the next installment.
Epic Multi-Book Series
01
Outlander
8 Books · Time Travel Romance
Claire Randall falls through standing stones in 1743 Scotland and meets Jamie Fraser. Eight sprawling novels follow their love across centuries. The series to end all series.
02
A Court of Thorns and Roses
5 Books · Fantasy Romance
Feyre kills a wolf in the woods and is taken to the magical land of Prythian. A fairy-tale retelling that becomes increasingly dark and romantic. One of the bestselling fantasy romance series of the 21st century.
03
The Bronze Horseman
3 Books · Historical
Tatiana and Alexander fall in love in Leningrad during World War II. The most devastating and beautiful war romance in English literature.
Witty & Contemporary Series
04
Bridgerton
9 Books · Regency
Eight siblings, eight books, each a romantic comedy set in Regency London. Light, clever, and enormously fun — the basis for the Netflix hit.
05
The Pucked Series
6 Books · Sports Romance
Hockey players and the women who drive them crazy. Funny, steamy, and easy to binge. Start with Pucked.
06
The It Girl Series
Contemporary · Multiple
Not one series but a recommendation: Ruth Ware's standalones function as an informal series for readers who like intelligent women in high-stakes contemporary situations.
07
The Rosie Project
3 Books · Warm Comedy
A genetics professor with an analytical mind tries to find a wife using a questionnaire. Don Tillman is one of fiction's great romantic heroes.
New Adult & Emotionally Intense Series
08
The Thoughtless Series
4 Books · New Adult
Kiera falls for her boyfriend's bandmate Kellan Kyle. Messy, intense, and compulsively readable.
09
Beautiful Disaster
2 Books · College Romance
Abby Abernathy meets Travis Maddox — a tattooed bare-knuckle fighter. Chaotic and magnetic.
10
From Blood and Ash
4+ Books · Fantasy Romance
Poppy is a Maiden set apart from others, destined for sacrifice — until she meets her guard Hawke. Blends fantasy world-building with intense romance.
Classic & Literary Romance Series
11
The Outlander Series
Main Series + Novellas
Already listed but worth emphasizing: Gabaldon also wrote six companion novellas (Lord John series) and a prequel. The world is enormous.
12
The Bronze Horseman Trilogy
3 Books · Historical Epic
Tatiana and Alexander, the siege of Leningrad, and a love story that changes both characters irrevocably. Start with The Bronze Horseman and clear your schedule.
Common Questions
By sales and cultural impact, Outlander by Diana Gabaldon is the most popular romance series of all time — eight main novels, six companion novellas, and an eight-season TV adaptation. In contemporary romance, the Bridgerton series by Julia Quinn has experienced a second wave of popularity thanks to Netflix.
Bridgerton by Julia Quinn is an ideal entry point — each book is a complete love story, the tone is light and witty, and you can start anywhere in the series. If you want something more emotionally intense, start with Outlander or A Court of Thorns and Roses.
It depends on what you want. Series let you spend more time with characters you love and watch multiple relationships develop. Standalones are satisfying in one sitting. Many readers do both — series for bingeing, standalones when they want something complete and self-contained.
A Court of Thorns and Roses by Sarah J. Maas is the most popular current fantasy romance series. From Blood and Ash by Jennifer L. Armentrout is another excellent choice with intense romantic tension and rich world-building.