Reading order
| # | Title | Published | Author | Buy on Amazon |
|---|---|---|---|---|
| 1 | His Plan For The Quintuplets | 2020 | Cathy Gillen Thacker | Buy |
| 2 | Four Christmas Matchmakers | 2020 | Cathy Gillen Thacker | Buy |
| 3 | The Twin Proposal | 2021 | Cathy Gillen Thacker | Buy |
| 4 | Their Texas Triplets | 2021 | Cathy Gillen Thacker | Buy |
| 5 | Their Texas Christmas Gift | 2021 | Cathy Gillen Thacker | Buy |
| 6 | The Triplets’ Secret Wish | 2022 | Cathy Gillen Thacker | Buy |
| 7 | Their Texas Christmas Match | 2022 | Cathy Gillen Thacker | Buy |
| 8 | A Temporary Texas Arrangement | 2023 | Cathy Gillen Thacker | Buy |
Cathy Gillen Thacker’s Lockharts Lost & Found series follows a Texas family across eight books, beginning with His Plan For The Quintuplets in 2020. The titles hint at a household full of children and holiday complications, with quintuplets, triplets, and twins all making appearances. Several of the books carry Christmas in their names, including Four Christmas Matchmakers, Their Texas Christmas Gift, and Their Texas Christmas Match.
The series published steadily from 2020 to 2023, with two or three books arriving each year. Readers who start with His Plan For The Quintuplets will find the family growing and changing through each installment, ending with A Temporary Texas Arrangement as the eighth and most recent book.