Hudson sits next to 3 phonetic neighbors — Jackson, Grayson, and Dawson are the closest matches by sound. Most share Hudson's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Hudd"
"divine messenger, heavenly being"
"elf warrior"
"my God is the Lord"
"lover of hounds"
"rich, powerful"
"glory bright"
"soldier"
"of the Julius family"
"From the Hebrew 'Yitzhak'; the biblical patriarch Isaac was the son..."
"from the Stetson hat-making family"
"gift of God"
"universal, whole"
"cask maker, craftsman"
"mounted warrior, horseman"
"son of the sea, great tide"
"from the hollow"
"ruler of the estate"
"he who carries the heavens"
"gift of Yahweh"
"supplanter, one who follows at the heel"
Similar sound: These names share phonetic patterns with Hudson — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English origins, giving them the same cultural heritage as Hudson.
Rhythm: Hudson is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.