Kylan sits next to 4 phonetic neighbors — Kyle, Kilan, and Dylan are the closest matches by sound. Most share Kylan's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"narrow strait"
"the jay bird, blue jay"
"hillside dweller"
"protector of mankind"
"land of lakes"
"one who bails, deliverer"
"wholehearted (short for Caleb from Hebrew)"
"modern coined name, son of Bray"
"gift of God"
"noble bright (adal + beraht)"
"bringer of light"
"little red one (from red hair)"
"healed by God"
"strength, manly beauty"
"one who serves"
"dweller in the wild, untamed land"
"pure, without blemish"
"from the rocks"
"old friend, noble friend"
"pure, innocent, righteous"
"winding valley"
Similar sound: These names share phonetic patterns with Kylan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Scottish Gaelic origins, giving them the same cultural heritage as Kylan.
Rhythm: Kylan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.