Gionna sits next to 4 phonetic neighbors — Gianna, Giovanna, and Jonna are the closest matches by sound. Most share Gionna's Italian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"peace"
"hazel tree, the hazelnut shrub"
"dweller near the ash grove"
"cloth merchant"
"religion, way of life"
"bright, beautiful"
"possessor, wealthy"
"citizen of Rome"
"creative variant of Leilani/Keilani"
"paradise, garden of heaven"
"grace, eternal beauty"
"kiyari (traditional work chant)"
"Flame; firebrand; a bright blaze of fire"
"clear, unsullied"
"My God is Yahweh"
"high hill, hillside"
"beautiful voice"
"clear, unsullied"
"son of the steward"
"queen"
Similar sound: These names share phonetic patterns with Gionna — 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 Gionna.
Rhythm: Gionna is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.