Yianni sits next to 4 phonetic neighbors — Gianni, Johnny, and Yanni are the closest matches by sound. Most share Yianni's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"mythical bird of rebirth and immortality"
"lord, my lord"
"the best, most excellent"
"pure, clear"
"Lord have mercy"
"unknown, possibly pre-Greek"
"noble, superior"
"destroyer (possible etymological root)"
"strong man"
"order, beauty, universe"
"of Zeus, belonging to Zeus"
"defender of men"
"second child"
"fortunate, favored by God"
Similar sound: These names share phonetic patterns with Yianni — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew Yochanan via Greek Ioannis origins, giving them the same cultural heritage as Yianni.
Rhythm: Yianni is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.