Hamm (Sieg)

Hamm is a municipality in the district of Altenkirchen, in Rhineland-Palatinate, Germany. It is situated on the river Sieg, approx. 10 km north-east of Altenkirchen, and 40 km east of Bonn.
Hamm is the seat of the "Verbandsgemeinde" ("collective municipality") Hamm (Sieg).
Its web address is . It is the home of the Raiffeisenmuseum honouring Friedrich Wilhelm Raiffeisen who pioneered rural credit unions. See .