Family History and Genealogy Resources by Surname
Ollendorff Surname Origin
(Locality). From Oldendorf in Germany, so called from Olden, old, and dorf, a village.
Source: An Etymological Dictionary of Family and Christian Names With an Essay on their Derivation and Import; Arthur, William, M.A.; New York, NY: Sheldon, Blake, Bleeker & CO., 1857.
Ollendorff Surname Meaning and Family Facts
There is more to Ollendorff family history than the origin of your surname:
A Ollendorff Family History Thought:
'Everyone has ancestors and it is only a question of going back far enough to find a good one.' --Howard Kenneth Nixon