German: nickname for a ruffian, earlier for a hairy person,
from Middle High German ruch, ruhe, rouch
‘hairy’, ‘shaggy’, ‘rough’.English: from a medieval
personal name, a variant of Ralph.Italian
(Sicily): from a local variant of the personal name Rao, an old
form of Ra(o)ul, composed of the Germanic elements rad
‘counsel’, ‘advice’ + wolf ‘wolf’. Compare Ralph.Indian: variant of Rao.
Dictionary of American Family Names, Oxford University Press, ISBN 0-19-508137-4
151,387
Historical Documents & Family Trees with Rau
The information for this chart came from the U.S. Immigration Collection at Ancestry.co.uk.
You can find out where the majority of the Rau families were living before
they immigrated to the U.S and learn where to focus your search for foreign records.
Immigration records can tell you an ancestor's name, ship name, port of departure,
port of arrival, and destination.