What is Gerolf of Holland?
[[File:Counts of Holland Arms.svg|thumb| Coat of arms of the Counts of Holland.]] '''Gerolf''' or '''Gerulf''' (c. 850 – 895/896) was the second count of this name who is attested in the area of [[Friesland]] (which also included [[Holland]] at the time). Gerolf's main area of power seems to have been in [[Kennemerland]]. Count Gerolf is often regarded as the founder of the [[Count of Holland|County of Holland]], [[Category:850 births]] [[Category:895 deaths]] [[Category:Counts of Holland]]