Katalyna sits next to 3 phonetic neighbors — Catalina, Katarina, and Katalina are the closest matches by sound. Most share Katalyna's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pure, unsullied"
"of Mars, belonging to the war god"
"stone of the flank (medicinal stone)"
"God is gracious, God is merciful"
"youthful; downy"
"from the land of gold (Nub)"
"dear rose"
"circle, cycle"
"noble, of noble kind (via Elizabeth)"
"blue"
"spear ruler"
"light, shining, bright"
"thanks, gratitude"
"God is gracious"
"divine, of Zeus"
"bright, shining, torch"
"beloved melody"
"bright sword"
"belonging to the Lord"
"wisdom"
Similar sound: These names share phonetic patterns with Katalyna — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Katalyna.
Rhythm: Katalyna is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.