Tatiana sits next to 3 phonetic neighbors — Tatyana, Tatianna, and Natiana are the closest matches by sound. Most share Tatiana's Russian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"of the Tatiani family, Roman clan"
"who is like God? (none compares)"
"God is gracious"
"near, close"
"lame, the lame one"
"youthful"
"violet flower"
"defender of mankind"
"dedicated to Mars"
"my God is abundance"
"of the woods, spirit of the forest"
"birthday, birth"
"of Mars, warlike"
"life, living"
"victory, honor"
"beloved, little Mary"
"lily flower, pure and beautiful"
"she who entangles men"
Similar sound: These names share phonetic patterns with Tatiana — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Tatiana.
Rhythm: Tatiana is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.