Ritterhude is a municipality in the district of Osterholz, in Lower Saxony, Germany. It is situated on the river Hamme, approx. 6 km southwest of Osterholz-Scharmbeck, and 13 km northwest of Bremen.
Wikipedia https://en.wikipedia.org/wiki/Ritterhude
Coordinates 53°11'18.995" N 8°45'7.714" E