For Stermann there are 22 on Yasni with different names.
Among the most common last names on Yasni Stermann is on position 4505.
Families were originally Stermann Lower Rhine boatman and operators of ferries across the Rhine several old waters. Sound shift over the centuries has been from the professional title = Stürmann mate (hochdt.) then Sterman.
(Sent from Yasni user)