The name Elvira is a girl's name of Spanish origin meaning "white, fair". Elvira and is often added to lists like Girl Names Uncommon in the US and discussed in our forums with posts like "Heaven, Hell, Purgatory - Girls".
From the experts:
Other references include the romantic film Elvira Madigan, based on a real person, and the main ghostly character in Noel Coward's Blithe Spirit, as well as appearances in several operas.
Elvira was in common use in the US in the late nineteenth and early twentieth centuries, remaining in the Top 1000 until 1981; it's still popular in Scandinavia, ranking Number 39 in Sweden.