Locklan sits next to 3 phonetic neighbors — Lachlan, Locklin, and Logan are the closest matches by sound. Most share Locklan's Scottish cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"land of the lochs, fjord-land"
"son of Jack"
"alert in battle"
"world ruler, ruler of the world"
"from the valley"
"resolute protector"
"tailor, cloth cutter"
"heart's friend, chosen friend"
"little dove"
"God is mine; my God"
"twin"
"son of Brice, son of the speckled one"
"slender, powerful"
"fiery one"
"short form of James, via Jacob from Ya'aqov"
"man of vigor"
"son of the fair hero"
"he who supplants, holds by the heel"
"variant spelling of Caden/Kaden"
"conqueror"
Similar sound: These names share phonetic patterns with Locklan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Scottish Gaelic Lachlann origins, giving them the same cultural heritage as Locklan.
Rhythm: Locklan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.