Izan sits next to 3 phonetic neighbors — Ethan, Ivan, and Isan are the closest matches by sound. Most share Izan's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"wolf counsel, wise advisor"
"from Mauritania, North African"
"servant of God"
"to conquer, to prevail"
"consecrated to God"
"the twin"
"one who struggles with God"
"priceless one"
"defender of men"
"battle to the death, determined fighter"
"elf warrior"
"wealthy, rich"
"God will uplift"
"lover of horses"
"requested of God"
"determined guardian"
"the greatest, superlative"
Similar sound: These names share phonetic patterns with Izan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew via Spanish John origins, giving them the same cultural heritage as Izan.
Rhythm: Izan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.