Leto sits next to 3 phonetic neighbors — Leo, Ledo, and Lato are the closest matches by sound. Most share Leto's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"the hidden one, lady"
"possessor of good"
"descendant of Bradan (salmon)"
"All Saints"
"dove"
"son of David"
"modern American creation, one of a kind"
"modern creative construction"
"lion-man, brave as a lion"
"son of Agnes (pure, holy)"
"great woodland clearing"
"griffin (mythical creature symbolizing strength)"
"powerful in battle (alternate interpretation)"
"yew warrior"
"God appears (Theo-phania)"
"chief, spear warrior"
"three-leafed symbol of fortune"
"hand of God"
"supplanter who is like God (James + Michael)"
"bear"
Similar sound: These names share phonetic patterns with Leto — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Pre-Greek/Lycian origins, giving them the same cultural heritage as Leto.
Rhythm: Leto is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.