Van sits next to 4 phonetic neighbors — Dan, Tan, and Vin are the closest matches by sound. Most share Van's Dutch-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"of, from (Dutch)"
"speckled, freckled"
"strength, permanence"
"one who works a lathe, craftsman"
"gentle, tamed"
"the fifth-born child"
"dweller by the holly"
"colt keeper, young horse handler"
"land, territory"
"son of the marsh dwellers"
"son of Jeffrey, son of God's peace"
"James reversed — an ananym honoring the name James"
"the sound"
"renowned warrior"
"son of Jett, black gemstone"
"dream, aspiration, vision"
"father figure, patriarch"
"gift of God"
"son of Nicholas, son of Nick"
"spear ruler (from Gerald)"
"descendant of Braonán, tearful one"
Similar sound: These names share phonetic patterns with Van — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Dutch origins, giving them the same cultural heritage as Van.
Rhythm: Van is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.