- From the Germanic "kart", meaning virile, it is the American form of Charles.
- Despite its etymology "virile", Charlie is a name that is given to girls as well as boys.
- Many saints have borne this name. It is celebrated with St Charles Borromeo, great Italian ecclesiastic of the sixteenth century, appointed archbishop at 22 years who participated in the Council of Trent.
- His birthday: November 4th.
- Its derivative: Charly.