Billionaires and Babies books in order

Billionaires and Babies is one of Sara Orwig's largest connected romance series, pairing wealthy heroes, surprise heirs, secret children, and family drama across forty-five books.

Reading order

# Title Published Author Buy on Amazon
1 Baby Bonanza 2007 Sara Orwig Buy
2 Inherited 2009 Sara Orwig Buy
3 The Billionaire Baby Bombshell 2010 Sara Orwig Buy
4 Have Baby, Need Billionaire 2010 Sara Orwig Buy
5 Her Little Secret, His Hidden Heir 2011 Sara Orwig Buy
6 Billionaire’s Jet Set Babies 2011 Sara Orwig Buy
7 The Boss’s Baby Affair 2011 Sara Orwig Buy
8 Claiming His Royal Heir 2011 Sara Orwig Buy
9 Nothing Short of Perfect 2011 Sara Orwig Buy
10 The Paternity Promise 2012 Sara Orwig Buy
11 More Than Perfect 2012 Sara Orwig Buy
12 Secrets, Lies & Lullabies 2012 Sara Orwig Buy
13 The Paternity Proposition 2012 Sara Orwig Buy
14 Honorable Intentions 2012 Sara Orwig Buy
15 A Father’s Secret 2012 Sara Orwig Buy
16 The Baby Deal 2013 Sara Orwig Buy
17 Yuletide Baby Surprise 2013 Sara Orwig Buy
18 The Nanny Trap 2013 Sara Orwig Buy
19 Double the Trouble 2014 Sara Orwig Buy
20 The Child They Didn’t Expect 2014 Sara Orwig Buy
21 The Cowboy’s Pride and Joy 2014 Sara Orwig Buy
22 The Nanny Plan 2015 Sara Orwig Buy
23 Claiming His Own & Her Little Secret, His Hidden Heir 2015 Sara Orwig Buy
24 Triple the Fun 2015 Sara Orwig Buy
25 Claiming His Own and Her Little Secret, His Hidden Heir: An Anthology 2015 Sara Orwig Buy
26 Triplets Under the Tree 2015 Sara Orwig Buy
27 A Christmas Baby Surprise 2015 Sara Orwig Buy
28 The Baby Inheritance 2016 Sara Orwig Buy
29 The Boss’s Baby Arrangement 2016 Sara Orwig Buy
30 The Black Sheep’s Secret Child 2016 Sara Orwig Buy
31 One Heir…or Two? 2016 Sara Orwig Buy
32 The Baby Proposal 2017 Sara Orwig Buy
33 Billionaire’s Baby Promise 2017 Sara Orwig Buy
34 The Marriage Contract 2017 Sara Orwig Buy
35 The Baby Favor 2017 Sara Orwig Buy
36 The CEO’s Nanny Affair 2017 Sara Orwig Buy
37 Twins for the Billionaire 2017 Sara Orwig Buy
38 The Christmas Baby Bonus 2017 Sara Orwig Buy
39 For the Sake of His Heir 2018 Sara Orwig Buy
40 Married for His Heir 2018 Sara Orwig Buy
41 Billionaire’s Bargain 2018 Sara Orwig Buy
42 The Rival’s Heir 2018 Sara Orwig Buy
43 Bombshell for the Boss 2018 Sara Orwig Buy
44 Seduction on His Terms 2019 Sara Orwig Buy
45 Billionaire Country 2019 Sara Orwig Buy

Billionaires and Babies is a long-running Sara Orwig series that leans fully into one of category romance’s most recognizable combinations: money, family, and sudden parenthood. The titles make the tone clear from the start, with secret children, baby bargains, paternity twists, and emotional relationships unfolding in fast-moving contemporary settings.

Because the series is so large, most readers will use publication order as a guide rather than treat it like a tightly serialized saga. That approach works well here, since the shared appeal comes from theme and tone rather than from one continuing plot.

Frequently Asked Questions

How many books are in the Billionaires and Babies series?

There are 45 books in the Billionaires and Babies series, published between 2007 and 2019.

What is the first book in the Billionaires and Babies series?

The first book in the Billionaires and Babies series is Baby Bonanza, published in 2007.

What kind of stories are in Billionaires and Babies?

Billionaires and Babies is built around wealthy heroes, babies, hidden heirs, paternity revelations, and high-emotion family romance. It is a classic category-romance setup with recurring themes rather than one single continuous story.

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