Note: There are other series with the same name: Crimson Worlds (Kindle Worlds)
- Series: Crimson Worlds (Jay Allan) Series Record # 39074
- Sub-series of: Crimson Worlds Universe
- Series Tags: military sf (9)
- 1 Crimson Worlds (Jay Allan)
- 1 Marines (2012) by Jay Allan
- 2 The Cost of Victory (2012) by Jay Allan
- 3 A Little Rebellion (2013) by Jay Allan
- 4 The First Imperium (2013) by Jay Allan
- 5 The Line Must Hold (2013) by Jay Allan
- 6 To Hell's Heart (2013) by Jay Allan
- 7 The Shadow Legions (2014) by Jay Allan
- 8 Even Legends Die (2014) by Jay Allan
- 9 The Fall (2014) by Jay Allan
- Crimson Worlds Collection I (2013) [O/1-3] by Jay Allan
- Crimson Worlds Collection II (2014) [O/4-6] by Jay Allan
- Crimson Worlds Collection III (2016) [O/7-9] by Jay Allan