Bright, shining light
Elainna is a modern elaboration of Elaine, which is the Old French form of Helen. It ultimately derives from the Greek word for torch or light, carrying a sense of radiance and brilliance. This specific spelling adds a contemporary flair to a name steeped in Arthurian legend and classical history.
Less common today
Elainna isn't in the latest US Top 1000. It last peaked at #7,015 in 2012.
US births per 5-year period, 1990βpresent (SSA data).