Han sits next to 3 phonetic neighbors — Jan, Khan, and Van are the closest matches by sound. Most share Han's Chinese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Han dynasty, Chinese people"
"ray of light and land"
"placeholder birth name turned given name"
"God is salvation"
"angel, divine messenger"
"warrior"
"God-like, incomparable"
"unique, one of a kind (modern interpretation)"
"one near the woodland clearing"
"eager for battle"
"gap, chasm"
"scorching, glowing"
"white hawk or modern creation"
"sea, ocean"
"pure, innocent"
"one who sets traps"
"possibly skilled one or from Kaiser emperor"
"to rise, ascend, increase"
"hunter; huntsman"
"raised by God, established by YHWH"
Similar sound: These names share phonetic patterns with Han — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Chinese origins, giving them the same cultural heritage as Han.
Rhythm: Han is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.