Unknown; possibly a variant of Tania or a place name.
The exact etymology of Tenea is unclear. It may be a modern creative variation of Tania, which is a diminutive of the Russian Tatiana, or it could reference the ancient Greek city of Tenea. In the US, it is a rare choice often chosen for its melodic sound.
Less common today
Tenea isn't in the latest US Top 1000. It last peaked at #7,656 in 1990.
US births per 5-year period, 1990βpresent (SSA data).