Bärnau

{{Infobox German location

|type = Stadt

|image_coa = Wappen Baernau.svg

|image_photo = Bärnau, TIR - Marktpl m Kirche v SW.jpg

|image_caption = Market square in Bärnau

|coordinates = {{coord|49|48|37|N|12|26|10|E|format=dms|display=inline,title}}

|image_plan = Bärnau in TIR.svg

|state = Bayern

|region = Oberpfalz

|district = Tirschenreuth

|elevation = 615

|area = 74.42

|postal_code = 95671

|area_code = 09635

|licence = TIR

|Gemeindeschlüssel = 09 3 77 112

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

|mayor = Alfred Stier[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 = CSU

}}

Bärnau ({{IPA|de|ˈbɛʁnaʊ̯|-|De-Bärnau.ogg}}) is a town in the district of Tirschenreuth, Bavaria, Germany. It is situated near the border with the Czech Republic, 25 km northeast of Weiden in der Oberpfalz, and 26 km southwest of Mariánské Lázně. It obtained town privileges in 1343, making it the oldest town in the district.