Langley sits next to 4 phonetic neighbors — Bradley, Bentley, and Brantley are the closest matches by sound. Most share Langley's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Long meadow or clearing in the woods"
"island of goats"
"From Evreux, Normandy; of the people of the yew tree"
"Of the forest; made of wood"
"steward; son of the gray man"
"Modern invented name; energetic and bold spirit"
"of Europe, the wide land"
"place name turned given name"
"tile or clay worker"
"rock, stone"
"new house, new home"
"industrious ruler"
"bright, shining warrior"
"spear bearer, warrior"
"Little saint; diminutive form of Santo"
Similar sound: These names share phonetic patterns with Langley — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English origins, giving them the same cultural heritage as Langley.
Rhythm: Langley is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.