Margenau
Margenau is:
- a village in the Omsk Oblast (Russia), see Margenau (Omsk)
- the original name of a village in the Mennonite colony of Molotschna , today incorporated into Blahodatne in the Zaporizhia Oblast (Ukraine), see Blahodatne (Tschernihiwka)
Margenau is the family name of:
- Henry Margenau (1901–1997), American physicist and theorist of science