Theeßen

{{Infobox German location

|image_photo = Theessenkirche.jpg

|type = Village

|Town = Möckern

|image_coa = DE-ST 15-0-86-140 Theessen COA.png

|coordinates = {{coord|52|15|N|12|3|E|format=dms|display=inline,title}}

|image_plan =

|state = Sachsen-Anhalt

|district = Jerichower Land

|Verwaltungsgemeinschaft =

|elevation = 57

|area = 22.04

|population = 505

|Stand = 2006-12-31

|postal_code = 39291

|area_code = 039223

}}

Theeßen is a former municipality in the Jerichower Land district, in Saxony-Anhalt, Germany. On 19 January 2008, it was incorporated into the town Möckern.