Uncertain; likely a modern invented name.
Teriyah is a contemporary American name with no singular established etymology. It is likely a creative blend of the prefix 'Te-' with the name Riyah, or a variation of names like Teryn or Mariah. Because of its phonetic construction, it is often associated with modern naming trends that favor melodic, multi-syllabic sounds.
Less common today
Teriyah isn't in the latest US Top 1000. It last peaked at #9,235 in 2017.
US births per 5-year period, 1990βpresent (SSA data).