Fielden sits next to 4 phonetic neighbors — Fielding, Holden, and Hayden are the closest matches by sound. Most share Fielden's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"field settlement"
"scholar"
"elder counsel"
"bright one, radiant"
"house of God (possible Bethel derivation)"
"from the alder grove"
"black and blue-green"
"glory of the homeland"
"Ford by the windy place; a river crossing in a breezy location"
"skilled metalworker"
Similar sound: These names share phonetic patterns with Fielden — 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 Fielden.
Rhythm: Fielden is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.