Ellerau

{{More citations needed|date=May 2021}}

{{Infobox German location

|image_photo =

|image_coa = DEU Ellerau COA.svg

|coordinates = {{coord|53|45|27|N|9|54|57|E|format=dms|display=inline,title}}

|image_plan = Ellerau in SE.svg

|state = Schleswig-Holstein

|district = Segeberg

|elevation = 24

|area = 7.09

|postal_code = 25479

|area_code = 04106

|licence = SE

|Gemeindeschlüssel = 01 0 60 019

|website = [http://www.ellerau.de/ www.ellerau.de]

|mayor = Ralf Martens

|party =

}}

Ellerau is a municipality in the Kreis (district) of Segeberg in Schleswig-Holstein, north Germany. It is situated some 24 km north of Hamburg, and 8 km northwest of Norderstedt.