Idril is a female name from the fictional Sindarin language created by J. R. R. Tolkien. The name means "sparkle brilliance", derived from the Sindarin roots Id- (associated with brilliance) and -ril (meaning "glitter" or "sparkle"). Idril plays a key role in Tolkien's legendarium, particularly in the Silmarillion (published posthumously in 1977). She is the daughter of Turgon, the Elven king of the hidden city of Gondolin, and is also known as Idril Celebrindal (with Celebrindal meaning "silver-foot").In Tolkien's mythology, Idril marries the mortal man Tuor (Tuor), who arrives in Gondolin to warn of impending attack by the Dark Lord Morgoth. Their union not only blends Elven and human lineages but also produces Eärendil, a central figure in the mythos who eventually sails to Valinor to plead for the salvation of Middle-earth. Idril's foresight is crucial: she arranges a secret passage out of Gondolin, which enables many, including her family, to escape the city's fiery destruction.The name Idril appears exclusively in the context of The Silmarillion and other Tolkien writings. It is also used in derivative works by Christopher Tolkien, such as The Book of Lost Tales. While rare in real-world usage, Idril has become familiar among fans of Tolkien's works; Italy records a few bearers, and the name appears occasionally in fiction. Culturally, Idril has been featured in games like The Lord of the Rings Online and musical interpretations of Tolkien's stories by groups such as Nightwish and the German band Fäulnis. The name's ethereal sound and connection to Elven imagery make it a choice for parents seeking a fantasy-inspired name, though it remains primarily rooted in literary heritage.Meaning: "sparkle brilliance" (Sindarin)Origin: Fictional Sindarin language (J. R. R. Tolkien)Type: First name (feminine)Usage: Literature (primarily Tolkien's legendarium)