Dalton sits next to 4 phonetic neighbors — Dalton, Colton, and Holton are the closest matches by sound. Most share Dalton's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"settlement in the valley, valley town"
"spear ruler, noble one"
"sunray, shining light"
"famous warrior (from Germanic Ludwig roots)"
"the bitter one"
"victorious one"
"famous"
"victory of the people"
"lame (from Latin claudus)"
"crown"
"of the Drusus family"
"dark-complexioned warrior"
"truth (from Alethea root)"
"hero, man of courage"
Similar sound: These names share phonetic patterns with Dalton — 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 Dalton.
Rhythm: Dalton is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.