Wolfgang sits next to 4 phonetic neighbors — Wolfram, Wolfhart, and Bertgang are the closest matches by sound. Most share Wolfgang's German-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"wolf path, the way of the wolf"
"brave lion, lion-hearted"
"holy name, sacred name"
"ruler of peace"
"the greatest"
"famous in battle"
"home power, estate ruler"
"victors garland"
"peaceful ruler"
"God is gracious"
"cellar keeper, wine steward"
"free man, strong man"
"army guard, protecting warrior"
"invented name; possibly son of the fearless one"
"brave spear, strong with a spear"
"alder tree"
"place of lime trees"
"shoulder, axle (folk etymology)"
"people's power"
Similar sound: These names share phonetic patterns with Wolfgang — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old High German origins, giving them the same cultural heritage as Wolfgang.
Rhythm: Wolfgang is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.