Darlene sits next to 4 phonetic neighbors — Charlene, Marlene, and Arlene are the closest matches by sound. Most share Darlene's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"darling, dear beloved one"
"female monarch, sovereign ruler"
"red rose"
"strength, life"
"compatriots, fellow countrymen"
"son of Andrew"
"resolute guardian"
"God is my oath, my God is abundance"
"bright, clear, famous"
"wisdom"
"dweller by the brook"
"dark-complexioned, dark beauty"
"rye meadow, island clearing"
"capricious, whimsical"
"elevated by God (from -ayah suffix)"
"life's path, adventure"
"Jehovah provides"
"entire, complete"
"fragrant flower, gift from God (Persian tradition)"
"immortal, eternal"
"of noble kind"
Similar sound: These names share phonetic patterns with Darlene — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have American English origins, giving them the same cultural heritage as Darlene.
Rhythm: Darlene is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.