Kowen sits next to 5 phonetic neighbors — Cohen, Cowan, and Owen are the closest matches by sound. Most share Kowen's Scottish/Irish Gaelic 'cobhan'-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"hollow, small cavity"
"free man"
"spirit, vigorous enthusiasm, flair"
"meadow by the stream"
"thankful, God has heard"
"land by the road"
"large homestead, settlement (via Trevor)"
"of Jove (Jupiter), sky father"
"wheel maker, craftsman"
"joyful outcry"
"healer"
"huntsman, game warden"
"of the forest, woodland dweller"
"wise one (from Sionann mythology)"
"growth, abundance (Arabic root interpretation)"
"bold, brave, daring"
"lawman, legal authority"
"Brock's town, badger settlement"
"one who deals in coal"
"lake of the sage Kashyapa (Sanskrit etymology)"
Similar sound: These names share phonetic patterns with Kowen — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Scottish/Irish Gaelic 'cobhan' origins, giving them the same cultural heritage as Kowen.
Rhythm: Kowen is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.