Rohan sits next to 4 phonetic neighbors — Roman, Rowan, and Johan are the closest matches by sound. Most share Rohan's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"little red-haired one"
"luminous circle, sacred light"
"valley, hollow"
"beautiful friend, fair friend"
"famous land"
"lives near a bridge"
"great forest, eagle valley"
"flower (from Greek anthos)"
"land of Eoghan (short for Tyrone)"
"candle maker or seller"
"exalted father"
"renowned warrior"
"fair warrior, white hero"
"well-spoken"
"loved, beloved"
"dweller by the ridge"
"barn dweller, farm settlement"
"beloved companion"
"ray of light, bright counsel"
"primordial deity, elder god"
"western town"
Similar sound: These names share phonetic patterns with Rohan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish origins, giving them the same cultural heritage as Rohan.
Rhythm: Rohan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.