Davian sits next to 4 phonetic neighbors — Davion, Damian, and Dorian are the closest matches by sound. Most share Davian's Hebrew-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"beloved, dear one"
"staff bearer, wand wielder"
"summit, top"
"mighty peace"
"scarce, seldom"
"from the western direction"
"peninsula, point of land"
"bold, fearless one"
"elf friend, noble friend"
"of the sea (possible etymology)"
"son of the gray-haired one"
"royal power, royal ruler"
"wide island"
"to conquer, to win"
"young male horse"
"modern American coinage, bright day"
"the Nubian, dark-skinned"
"bear"
"grey hill, army hill"
"the color gray"
"name of God"
Similar sound: These names share phonetic patterns with Davian — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew (via David) origins, giving them the same cultural heritage as Davian.
Rhythm: Davian is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.