"took his name from his weapon, a species of carbine or short musket called the dragon" (Chisholm, Hugh, ed. (1911). "Dragoon". Encyclopædia Britannica. Vol.8 (11thed.). Cambridge University Press. p.471.)
Ede-Borrett 2009, pp.206–207. Ede-Borrett, Stephen (2009). "Some Notes on the Raising and Origins of Colonel John Okey's Regiment of Dragoons, March to June, 1645". Journal of the Society for Army Historical Research. 87 (351): 206–213. JSTOR44231688.