Havelsee

Infobox Ort in Deutschland
Art = Stadt
Wappen = Wappen pritzerbe.png|thumb|Wappen von Pritzerbelat_deg = 52 |lat_min = 30 |lat_sec = 00
lon_deg = 12 |lon_min = 28 |lon_sec = 00
Lageplan = Havelsee in PM.pngBundesland = Brandenburg
Landkreis = Potsdam-Mittelmark
Amt = Beetzsee
Höhe = 39
Fläche = 66.60
Einwohner = 3273
Stand = 2006-12-31
PLZ = 14778, 14798
Vorwahl = 033834
Kfz = PM
Gemeindeschlüssel = 12 0 69 270
Gliederung = 8 Ortsteile
Adresse-Verband = Chausseestr.33b
14778 Beetzsee OT Brielow
Website = [http://www.amt-beetzsee.de/ www.amt-beetzsee.de]
Bürgermeister = Günter Noack
Partei = parteilos

Havelsee is a town in the Potsdam-Mittelmark district, in Brandenburg, Germany. It is situated on the river Havel, 12 km northwest of Brandenburg.