Daryl sits next to 4 phonetic neighbors — Darrell, Darryl, and Darrel are the closest matches by sound. Most share Daryl's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from Airelle (Norman village)"
"tile-maker, tiler"
"creative modern spelling variant"
"modern invented name from Kyle + -er suffix"
"short for Indiana (land of Indians)"
"of the Julian family (Jupiter-descended)"
"grace, blessing"
"God is gracious and humble"
"will and fame"
"page boy, herald"
"peaceful ruler"
"land, territory"
"tempest, violent storm"
"rough waters, hard stream"
"joined, attached"
"powerful, energetic"
"helped by God, God has helped"
"bird, one who flies"
"to tame, subdue"
"God is gracious (via Eoin/John)"
"from Laurentum; laurel-crowned"
Similar sound: These names share phonetic patterns with Daryl — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Norman French origins, giving them the same cultural heritage as Daryl.
Rhythm: Daryl is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.