Every Monday we will post an entry that hasn’t yet been published with a view towards harnessing the collective onomastic power of the internet. If you have any thoughts about the name’s origin, other variants it might be related to, other examples of its use, etc., please share them in the comments! If you wish to browse other Mystery Monday names, there is an index.
Today we have a Polish masculine name from the early 15th century:
There’s a (modern) Polish city called Jarandowo, which is likely related, etymologically, to the given name, but this doesn’t tell us anything about what their shared etymology might be.
Do you have any thoughts? Please share in the comments!