I've grouped the L.J. Ross books together. by series starting with the extremely popular DCI Ryan Mysteries.

DCI Ryan Mysteries

1. Holy Island (2014)
2. Sycamore Gap (2015)
3. Heavenfield (2016)
4. Angel (2016)
5. High Force (2017)
6. Cragside (2017)
7. Dark Skies (2017)
8. Seven Bridges (2018)
9. The Hermitage (2018)
10. Longstone (2018)
11. The Infirmary (2019)
12. The Moor (2019)
13. Penshaw (2019)
14. Borderlands (2019)
15. Ryan's Christmas (2019)
16. The Shrine (2020)
17. Cuthbert's Way (2020)
18. The Rock (2021)
19. Bamburgh (2022)
20. Lady's Well (2023)

Dr Gregory Thrillers

1. Imposter (2019)
2. Hysteria (2019)
3. Bedlam (2020)
4. Mania (2022)

Summer Suspense

• The Creek (2021)
• The Cove (2022)
• The Bay (August 2023)

The Reivers

• Outlaw (Coming Soon)

Other Books

• Everyday Kindness (2021)