Heemsen

Infobox Ort in Deutschland
Wappen = Wappen Heemsen.pnglat_deg = 52 |lat_min = 43 |lat_sec = 00
lon_deg = 09 |lon_min = 16 |lon_sec = 00
Lageplan =
Bundesland = Niedersachsen
Landkreis = Nienburg/Weser
Samtgemeinde = Heemsen
Höhe = 23
Fläche = 39.37
Einwohner = 1736
Stand = 2006-12-31
PLZ = 31622
Vorwahl = 05024
Kfz = NI
Gemeindeschlüssel = 03 2 56 012
Gliederung = 4
Bürgermeister = Heinrich Heidorn
Partei = CDU

Heemsen is a municipality in the district of Nienburg, in Lower Saxony, Germany. It is situated approx. 8 km northeast of Nienburg, and 25 km south of Verden.

Heemsen is part of the "Samtgemeinde" ("collective municipality") Heemsen.