Hanerau-Hademarschen

{{Infobox German location

|image_photo =

|image_coa = Hanerau-Hademarschen Wappen.png

|coordinates = {{coord|54|7|43|N|9|24|58|E|format=dms|display=inline,title}}

|image_plan = Hanerau-Hademarschen in RD.png

|state = Schleswig-Holstein

|district = Rendsburg-Eckernförde

|Amt = Mittelholstein

|elevation = 38

|area = 14.63

|postal_code = 25557

|area_code = 04872

|licence = RD

|Gemeindeschlüssel = 01 0 58 072

|website =

|mayor = Thomas Deckner

|party = CDU

}}

Hanerau-Hademarschen is a municipality in the district of Rendsburg-Eckernförde, in Schleswig-Holstein, Germany. It is situated near the Kiel Canal, approx. 25 km southwest of Rendsburg.

Hanerau-Hademarschen was until 2008 the seat of the Amt ("collective municipality") Hanerau-Hademarschen. Now the seat of the Amt is Hohenwestedt which is outside the area of Hanerau-Hademarschen.