Unknown; possibly a modern American elaboration of Tene or Nicia.
Tenecia is a modern American name likely created as an elaboration of names like Tene or Nicia, or influenced by the rhythmic sounds of names like Venicia or Leticia. Its exact etymological roots are difficult to trace, suggesting it is a 20th-century coinage. It is often chosen for its unique sound and rhythmic quality.
Less common today
Tenecia isn't in the latest US Top 1000. It last peaked at #7,067 in 1990.
US births per 5-year period, 1990βpresent (SSA data).