For Grippekoven there are 2 on Yasni with different names.
Among the most common last names on Yasni Grippekoven is on position 4525.
The origin of this name probably points out to a courtyard on a ditch (moat?) Points. Flu (gripe) has its roots in the same root as ditch, canal, grave, vault, mine! So was the "Grippekoven" one, the one yard at a (presumably) belonged to a drainage ditch, or who worked on this farm, perhaps as a servant.
