Ilya sits next to 5 phonetic neighbors — Elijah, Ilias, and Ilya are the closest matches by sound. Most share Ilya's Russian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"my God is Yahweh"
"strength of God"
"mild, gentle"
"supplanter, one who follows at the heel"
"prince, commander"
"golden, made of gold"
"God is my salvation"
"God exalts"
"God has given"
"flame of God"
"the Promised Land, holy city"
"warrior (via samurai resonance)"
"my light, my flame"
"ruler of the people"
"possessor of good"
"servant of Marduk, little warrior"
"righteous, meritorious"
"like the sun"
"God remembers"
"blessed"
Similar sound: These names share phonetic patterns with Ilya — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Ilya.
Rhythm: Ilya is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.