Radiant, brilliant, or high-born
Seniyah is a modern variant of the Arabic name Saniya, which signifies brilliance, splendor, or high status. It is often associated with a radiant or glowing personality. While rare in the United States, it follows the trend of melodic, multi-syllabic names ending in 'ah'.
Less common today
Seniyah isn't in the latest US Top 1000. It last peaked at #6,080 in 2009.
US births per 5-year period, 1990βpresent (SSA data).