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"
"beautiful, lovely"
"from the city of Troy (Ilium)"
"wished-for child"
"ugly-headed (original Gaelic)"
"compassion, forgiveness, grace"
"gentle horse"
"heavenly"
"peace (related to Ériu)"
"new light in the clearing"
"of the lily, lily-like"
"of the Antonius family"
"gem, jewel"
"warrior, raider"
"youthful, downy-bearded"
"variant of Jackie or Casey"
"manly, brave"
"lord"
"free woman"
"child of light"
"protector, she who defends"
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.