Daylon sits next to 5 phonetic neighbors — Dillon, Dalan, and Jaylen are the closest matches by sound. Most share Daylon's Old English (via Dillon/Dale)-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"valley settlement"
"hare meadow"
"son of Gerald"
"great, supreme, exalted"
"place name: from Kelton"
"prince, commander"
"rope maker, cord seller"
"Yahweh has given"
"possibly from dragon + valley"
"great tide, sea wave"
"star"
"creative spelling of Rustin"
"village by the street"
"the shining one"
"God is gracious (via Shawn/Sean/John)"
"noble spear (Edgar-derived)"
"Lord, have mercy (liturgical)"
"warrior, strong one"
"bright color, vitality"
"nobleman, warrior"
Similar sound: These names share phonetic patterns with Daylon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English (via Dillon/Dale) origins, giving them the same cultural heritage as Daylon.
Rhythm: Daylon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.