Jonny sits next to 5 phonetic neighbors — Johnny, John, and Jonah are the closest matches by sound. Most share Jonny's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"healer, to heal"
"ancient, enduring, long-standing"
"muddy place, ditch"
"calm, serene, protective"
"one who wrestles, struggles"
"split, torn apart"
"Yahweh is my God"
"may God protect"
"from Milan, middle of the plain"
"foreigner, of the Welsh"
"free man"
"beautiful, good, noble"
"God is my illumination"
"Ireland, land of the west"
"father, head of monastery"
"God remembers"
"ornament of God, God is my jewel"
"shining, brilliant"
"great oak, strength"
"son of Kai/Kay (from Scandinavian -sen suffix)"
Similar sound: These names share phonetic patterns with Jonny — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew 'Yohanan' origins, giving them the same cultural heritage as Jonny.
Rhythm: Jonny is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.