Sevan sits next to 4 phonetic neighbors — Evan, Steven, and Ivan are the closest matches by sound. Most share Sevan's Armenian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"black youth"
"luminous, bright"
"dweller by the red river crossing"
"traveler, wanderer"
"divine stream (Jor = stream + El = God)"
"people's ruler"
"vast, expansive"
"gift of God"
"beloved, gift of God"
"spear wood (ash was used for spears)"
"God saves"
"town of the waters (French place name)"
"cup, chalice"
"immense quantity, boundless"
"son of Madoc (gift of God)"
"one island, isolated place"
"modern creative variant of Jason"
"foot (of Orion)"
"peace-giver, one who pacifies"
"distinguished ruler"
"dweller by the lime trees"
Similar sound: These names share phonetic patterns with Sevan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Armenian origins, giving them the same cultural heritage as Sevan.
Rhythm: Sevan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.