Blumenau (disambiguation)

Blumenau is a city in Santa Catarina, Brazil.

Blumenau may also refer to:
 * Blumenau (Winterthur), a part of Winterthur, Zürich, Switzerland
 * Blumenau, a former settlement near Stettler, Alberta, Canada
 * Blumenau, a part of Engelskirchen, North Rhine-Westphalia, Germany
 * Blumenau, a part of Mannheim, Baden-Württemberg, Germany
 * Blumenau, a part of Mellenbach-Glasbach, Thuringia, Germany
 * Blumenau, a part of Munich, Bavaria, Germany
 * Blumenau, a part of Olbernhau, Saxony, Germany
 * Blumenau (Wunstorf), a part of Wunstorf, Lower Saxony, Germany
 * Heide-Nord/Blumenau, a part of Halle (Saale), Saxony-Anhalt, Germany

In historical contexts, Blumenau, Groß Blumenau or Klein Blumenau may refer to:
 * Czarny Kierz, Warmia-Masuria, Poland
 * Kremnyovo, Kaliningrad, Russia
 * Kwiatuszki Wielkie and Kwiatuszki Małe, Warmia-Masuria, Poland
 * Kwietniki, Lower Silesia, Poland
 * Kwietnik, Warmia-Masuria, Poland
 * Jedlinka Górna, Lower Silesia, Poland
 * Lamač, Bratislava, Slovakia (Location of the Battle of Blumenau)
 * Květná, Pardubice, Czechia
 * Plumlov, Olomouc, Czechia
 * Świniary Wielkie and Świniary Małe, Opole, Poland

People with the surname

 * Colin Blumenau (born 1956), British writer and theatre director
 * F. W. Blumenau, pseudonym of Friedrich Wilhelm August Bratring (1772–1829), German ethnologist and author
 * Hermann Blumenau (1819–1899), German pharmacist and founder of Blumenau, Brazil
 * Jack Blumenau (born 1986), British actor
 * Laurentius Blumenau (died 1484), German Carthusian monk and humanist
 * Martin Blumenau (born 1960), Austrian journalist and moderator
 * Salomon Blumenau (1825–1904), German Reform Jewish preacher and religion teacher