Weldon sits next to 3 phonetic neighbors — Sheldon, Welton, and Gordon are the closest matches by sound. Most share Weldon's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from the hill spring"
"greatest, son of Max"
"the smallest unit of matter"
"eternal, immortal"
"one who possesses, nest-maker"
"God strengthens, God will strengthen"
"modern American coinage (rhyming name family)"
"modern variant of Aeson (healer)"
"fire of Yahweh"
"wheel maker, craftsman"
"gift of God, gift of Yahweh"
"growth, abundance, increase"
"strong power"
"ancestor's descendant"
"surname used as given name"
"modern invented name"
"great tide, sea flow"
"goodness of God"
Similar sound: These names share phonetic patterns with Weldon — 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 Weldon.
Rhythm: Weldon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.