Unknown; likely a modern American creation.
Sheniya is a modern American name with no singular established etymology. It is often considered a creative variation of names like Shaniya or Shenia, possibly influenced by the Swahili name Shani, meaning 'marvel' or 'adventure', or the Hebrew name Shina, meaning 'bright'.
Less common today
Sheniya isn't in the latest US Top 1000. It last peaked at #9,695 in 2006.
US births per 5-year period, 1990βpresent (SSA data).