For Perkmann there are 20 on Yasni with different names.
Among the most common last names on Yasni Perkmann is on position 4507.
Perkmann is the Tyrolean, so consonant hard gelautete variant of the widespread surname Bergmann. The name comes from the South Tyrolean Val Martello, in the operated mining centuries ago and copper ore was mined. So the name means "miners", miner.