Light, bright, or shining one
Aleny is a modern variant of Alena or Elena, which ultimately derives from the Greek name Helen. It carries the connotation of light and radiance. While rare in the United States, it follows the popular trend of names ending in a 'y' sound and shares roots with many classic European names.
Less common today
Aleny isn't in the latest US Top 1000. It last peaked at #11,515 in 2015.
US births per 5-year period, 1990βpresent (SSA data).