Charles Derek Croxton (born 1969) is an American historian. He authored several articles on military and diplomatic aspects of the Thirty Years' War. Croxton wrote . He also worked as Adjunct Professor at Madonna College and has taught at Ohio State University and at Columbus State Community College. Alongside Anuschka Tischer, he wrote . Most recently, he was the author of . Derek is also a game designer, having designed The King's Coalition, Battalion Commander, Congress of Westphalia and Archie's War, the latter being commercially published by Worthington Publishing.