Sichau

{{Infobox German location

|type = Ortsteil

|Town = Gardelegen

|image_photo =

|image_coa = DE-ST 15-0-81-135 Sichau COA.png

|coordinates = {{coord|52.517|11.222|format=dms|display=inline,title}}

|state = Sachsen-Anhalt

|district = Altmarkkreis Salzwedel

|elevation = 59

|area = 25.25

|population = 256

|Stand = 2009-12-31

|postal_code = 39649

|area_code = 039082

|licence = SAW

}}

Sichau is a village and a former municipality in the district Altmarkkreis Salzwedel, in Saxony-Anhalt, Germany. Since 1 January 2011, it is part of the town Gardelegen.