Frauenau

{{Expand German|topic=geo|date=March 2009|Frauenau}}

{{Infobox German location

|name = Frauenau

|image_photo = Frauenau Skyline.JPG

|image_caption = Frauenau

|image_coa = DEU Frauenau COA.svg

|coordinates = {{coord|48|59|N|13|18|E|format=dms|display=inline,title}}

|image_plan = Frauenau in REG.svg

|state = Bavaria

|region = Niederbayern

|district = Regen

|elevation = 616

|area = 60.14

|postal_code = 94258

|area_code = 09926

|licence = REG

|Gemeindeschlüssel = 09 2 76 121

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

|mayor = Fritz Schreder[https://www.statistik.bayern.de/wahlen/kommunalwahlen/bgm/ Liste der ersten Bürgermeister/Oberbürgermeister in kreisangehörigen Gemeinden], Bayerisches Landesamt für Statistik, 15 July 2021.

|leader_term = 2020–26

|party =

}}

Frauenau is a municipality in the district of Regen, in Bavaria, Germany. It is known for its artificial lake, which is used as a water supply of the area around Deggendorf and Passau.