Order of Book Series
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Secret Billionaires Books in Order

Secret Billionaires contains 13 books, published between 2015 and 2023. The first book is Secret Billionaire's Stubborn Cowgirl (2015) and the newest is Hot Toddy (2023). Publication order is the reading order below.

Books
13
Published
2015–2023
Pages on record
448 in 2 of 13 books
See all 13 books in order Printable Secret Billionaires checklist

Secret Billionaires is a contemporary romance listing of 13 books filed under Blair Babylon, with Leslie North credited as co-author on 6. Secret Billionaire's Stubborn Cowgirl (2015) is the first entry. The listing also includes Working Stiff (2016), Stiff Drink (2017), Hard Liquor (2017), Di Marcello's Secret Son (2017) and One Night in Monaco (2020). Hot Toddy (2023) is the newest title.

How many Secret Billionaires books are there?

Secret Billionaires has 13 books, released between 2015 and 2023.

Secret Billionaires Books in Publication Order

The table lists all 13 Secret Billionaires books in the order they were published, with the release year, the page count where one is on record, and how many independent book listings confirm each title. Catalogue data as of September 2026.

  1. 1
    Secret Billionaire's Stubborn Cowgirl2015 · confirmed 1/4
    2015–
    Buy at Amazon USAmazon UK
  2. 1
    Working Stiff2016 · confirmed 1/4
    2016–
    Buy at Amazon USAmazon UK
  3. 1
    Di Marcello's Secret Son2017 · 224 pages · confirmed 1/4
    2017224
    Buy at Amazon USAmazon UK
  4. 2
    Secret Billionaire's Stormy Lover2015 · confirmed 1/4
    2015–
    Buy at Amazon USAmazon UK
  5. 2
    Stiff Drink2017 · confirmed 1/4
    2017–
    Buy at Amazon USAmazon UK
  6. 2
    Xenakis's Convenient Bride2017 · 224 pages · confirmed 1/4
    2017224
    Buy at Amazon USAmazon UK
  7. 3
    Secret Billionaire's Frosty Lover2015 · confirmed 1/4
    2015–
    Buy at Amazon USAmazon UK
  8. 3
    Hard Liquor2017 · confirmed 1/4
    2017–
    Buy at Amazon USAmazon UK
  9. 3
    Salazar's One-Night Heir2017 · confirmed 1/4
    2017–
    Buy at Amazon USAmazon UK
  10. 4
    One Night in Monaco2020 · confirmed 1/4
    2020–
    Buy at Amazon USAmazon UK
  11. 5
    Hard Work2021 · confirmed 1/4
    2021–
    Buy at Amazon USAmazon UK
  12. 6
    Strong Spirits2023 · confirmed 1/4
    2023–
    Buy at Amazon USAmazon UK
  13. 7
    Hot Toddy2023 · confirmed 1/4
    2023–
    Buy at Amazon USAmazon UK

Do you have to read Secret Billionaires books in order?

You should read the Secret Billionaires books in publication order, the order of the numbered table above. The catalogue does not record whether each Secret Billionaires book also stands alone.

Where to start with Secret Billionaires

Start with Secret Billionaire's Stubborn Cowgirl (2015), the earliest published title.

What is the newest Secret Billionaires book?

Hot Toddy (2023) is the newest Secret Billionaires book released so far.

Is there a new Secret Billionaires book coming?

No next Secret Billionaires book is announced in the catalogue, which is a gap in the listings it merges rather than a sign that the run has ended.

Secret Billionaires at a glance

Paused
No new Secret Billionaires title has appeared for 3 years. The last was published in 2023.
Release pace
Secret Billionaires books have appeared more than one a year on average.
Length
448 pages across the 2 of 13 books with a recorded length, a median of 224 pages each.
Busiest decade
Most Secret Billionaires books, 9 of 13, were published in the 2010s.
Attribution
Of the 13 titles, 7 are credited to Blair Babylon, 3 to Leslie North, 1 to Rachael Thomas and 1 to Dani Collins. One title carries no credit.

What the Secret Billionaires books are about

2 of the 13 Secret Billionaires books carry subject tags in Open Library's catalogue. No subject is tagged on more than one of them, so each one below describes a single book. The subjects are cataloguers’ headings, not a plot summary.