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"
"venerable"
"red earth, made from the ground"
"divine gift"
"father of many nations"
"guide, wide"
"twin, double"
"God has given"
"strong as a lion"
"triumph, victory"
"grey home, gravelly homestead"
"hero of God, man of God"
"God is gracious"
"divine judge"
"fair, white, bright"
"God is gracious (via Jack, from John)"
"coal, swarthy"
"bald, hairless"
"supplanter, one who follows at the heel"
"occupational name for an archer or bowman"
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.