Iliana sits next to 5 phonetic neighbors — Ilianna, Eliana, and Ilyana are the closest matches by sound. Most share Iliana's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from the city of Troy (Ilium)"
"heavenly, sky (Polynesian element lani)"
"promised by God, given by God"
"pure, holy"
"dark, rich (possibly referring to the dark Adriatic waters)"
"house of bread"
"defender, helper of mankind"
"my God is abundance"
"sea, ocean"
"luminous glow, energy field"
"gracious judge"
"beautiful rose"
"animal horns"
"grace and drop of the sea (Maria + Anna)"
"queen"
"meadow, open ground"
"light"
"gift of God"
"born on Christmas Day, birthday of the Lord"
"eagle power, noble strength"
"purple violet flower"
Similar sound: These names share phonetic patterns with Iliana — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek Ilion (Troy) origins, giving them the same cultural heritage as Iliana.
Rhythm: Iliana is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.