The name Charlie is traditionally a diminutive form of Charles. The name is now given to both boys and girls as a full name and used as a nickname to Charlotte, Charlene, and other feminine forms of Charles.
As a standalone name Charlie has been commonly given in the United States since 1880, the year the Social Security Administration first began recording data for baby names. It became more popular in France in the 1930s but did not gain traction in other countries until the late 1990s and early 2000s.
Famous bearers include: Charlie Chaplin, actor/director. Charlie Sheen, actor. Charlie Brown, character from the comic strip Peanuts.