Leon sits next to 4 phonetic neighbors — Leo, Leandro, and Deon are the closest matches by sound. Most share Leon's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"brave, lion-hearted"
"great wave"
"strife, quarrel"
"gracious, merciful"
"who is like God?"
"supplanter, one who follows at the heel"
"youthful, downy-bearded"
"son of Cole"
"surname origin from Gaelic Mac Caid"
"he gave"
"the Lord is my God"
"one who hunts"
"son of David"
"gift of God"
"son of the steward"
"flowing body of water"
"raven hill"
"son of Elias"
"master, conqueror"
Similar sound: These names share phonetic patterns with Leon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Leon.
Rhythm: Leon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.