For Greffrath there are 6 on Yasni with different names.
Among the most common last names on Yasni Greffrath is on position 4521.
After much research the origin of this name is surprisingly easy to be derived. The second Part of "rath" is interpreted as a Council, the first Part "Greff" probably stands for Count or similar So "Consultant of the Count" in the sense überfürten. However, not be supported by documents or similar!
