For Syperreck there are 3 on Yasni with different names.
Among the most common last names on Yasni Syperreck is on position 4709.
The name is derived originally from Syperreck from the Frisian, namely clan Reck, it is composed of clan and warrior, so the fighters of the clan. It is related to the name Syperreck, Sipprek, Sipreck, Cyperek, Cyprek etc. It is not is a Polish source name, which can be seen from the fact that the previous name carriers were Lutheran and usually wore a German first name, Arnold, Gottlieb, Gerhard, Johann, etc. Naturally, this is the fact that the clan system in Friesland was really arrested. Most likely, of Frederick G. has moved to reclaim some of East Prussia. Name research has operated Cyperek Rudolf (Wiesbaden) and Assessor Syperreck G. (Bochum and Friesland)
(Sent from: G. Syperreck-Paas)