Alfie sits next to 3 phonetic neighbors — Alfy, Alfey, and Ollie are the closest matches by sound. Most share Alfie's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"elf counsel, wise counselor"
"the carved one (alternate etymology)"
"a type of ocean fish"
"companion, friend"
"ancestor descendant"
"dear, beloved"
"sea hill"
"firebrand, burning torch"
"man from Sebastia"
"wealthy and powerful"
"the fifth"
"friend"
"smooth, refined texture"
"son of Thomas, son of the twin"
"from the kaupa (trading) land"
"son of Brice; son of Bryce"
"prosperous ruler"
"son of Ellis"
"invented modern name, no classical meaning"
"woodland near the elder trees"
Similar sound: These names share phonetic patterns with Alfie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Alfie.
Rhythm: Alfie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.