Category:Potestaats of Friesland
The potestaat of Friesland was a medieval ruler who ruled over the region or regions of Friesland now a province of the Netherlands.
Subcategories
This category has only the following subcategory.
Pages in category "Potestaats of Friesland"
The following 14 pages are in this category, out of 14 total. This list may not reflect recent changes.