Gronau

== English == === Etymology === Borrowed from German Gronau. === Proper noun === Gronau (plural Gronaus) A surname from German. ==== Statistics ==== According to the 2010 United States Census, Gronau is the 37229th most common surname in the United States, belonging to 599 individuals. Gronau is most common among White (93.32%) individuals. === Further reading === Hanks, Patrick, editor (2003), “Gronau”, in Dictionary of American Family Names, volume 2, New York: Oxford University Press, →ISBN, page 89.