Tianah / Tiana / Tatiana / Christiana

Tianah is a modern English spelling variant of the name Tiana. Tiana itself is often considered a short form of names ending in '-tiana', such as Christiana or Tatiana. Tatiana is a name of Roman origin, derived from the Roman family name Tatius, which is thought to be of Sabine (an ancient Italic tribe) origin. However, in many Slavic cultures, Tiana and its variants are also associated with the meaning 'princess', likely due to its similarity to the Russian word 'tsarevna' (princess) or other Slavic royal terms.

The spelling 'Tianah' specifically gained traction in English-speaking countries, possibly influenced by the popularity of similar-sounding names and the desire for unique spellings. Its usage is relatively recent, emerging more prominently in the late 20th and early 21st centuries.