Tanya sits next to 4 phonetic neighbors — Tania, Tonya, and Tara are the closest matches by sound. Most share Tanya's Russian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"fairy queen"
"birthday of the Lord"
"variant of Ariana/Arianna"
"beloved, esteemed"
"hazel tree, nut-bearing shrub"
"from Rome"
"paradise, spiritual aspiration"
"pure love, pure affection"
"modern blend of Taylor and -lyn suffix"
"tailor, one who cuts cloth"
"shelter, safe haven"
"high, exalted"
"dream, vision (via Aisling connection)"
"pure, glittering white"
"to flourish, to bloom"
"modern invented name"
"whole, industrious (variant of Emmeline)"
"God enlightens (via Jay/Jairus roots)"
"star of the sea"
"protector of men"
"chief, noble one"
Similar sound: These names share phonetic patterns with Tanya — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Slavic folk etymology origins, giving them the same cultural heritage as Tanya.
Rhythm: Tanya is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.