Ciel is a feminine given name that literally means "sky" in French. Despite its transparent meaning and pleasing sound, it is not used as a given name in France itself. The name has gained popularity internationally, particularly in English-speaking countries and Japan, where it is used as a girl's name or a gender-neutral name.Etymology and linguistic backgroundThe word ciel derives from the Latin caelum (meaning "heaven, sky"), which is also the root of the ancient Roman family names Caelius (masculine) and Caelia (feminine). Related forms in other languages include Catalan Cèlia, Spanish Celia, German Silke, and Esperanto Ĉiela.Cultural significance and notable bearersWhile not historically used in France, the name Ciel has appeared in Japanese popular culture, notably Ciel Phantomhive, the young head of the Phantomhive family from the manga and anime series Kuroshitsuji (Black Butler). This character has helped popularize the name internationally. The name also appears in various video games and novels, often evoking a celestial or airy quality.Meaning: "Sky"Language of origin: FrenchType: Given name (feminine or unisex)Usage regions: International (especially English-speaking countries and Japan; not used in France)