Giana sits next to 4 phonetic neighbors — Gianna, Joanna, and Diana are the closest matches by sound. Most share Giana's Italian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"royal child of the sky"
"rain, precipitation"
"invented name; possibly related to 'life'"
"graceful, beautiful"
"little eagle"
"bright, shining"
"dark one (variant)"
"pledged to God"
"who is like God?"
"maiden of the coral sea"
"pure, innocent"
"joyful, merry"
"beloved child"
"heavenly ocean, royal sea"
"light, bright one"
"land of the Malay people"
"bright, shining light"
"my princess"
"bay laurel (victory)"
"strong clearing"
Similar sound: These names share phonetic patterns with Giana — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew via Italian origins, giving them the same cultural heritage as Giana.
Rhythm: Giana is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.