Tatianna sits next to 4 phonetic neighbors — Tatiana, Tatiyana, and Titiana are the closest matches by sound. Most share Tatianna's Russian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"of the Tatius clan"
"heavenly angel, sky angel"
"grace, favor of God"
"pearl (via Mia/Maria)"
"prevailing, triumphant"
"myrrh, precious resin"
"beloved, to love"
"crown, garland"
"moon goddess, huntress"
"free woman"
"pure"
"work of God, God's labor"
"beautiful flower"
"light, holy light"
"born on Christmas Day"
"from the volcanic land"
"torch, beacon"
"dark beauty, dark-complexioned one"
"from Havana (place name)"
"alive, living"
"princess, radiance"
Similar sound: These names share phonetic patterns with Tatianna — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Tatianna.
Rhythm: Tatianna is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.