Thyrnau

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

{{Infobox German location

|image_photo = Kirchen von Thyrnau-2.JPG

|image_caption = Parish church (left) and the Loreta Chapel (right)

|image_coa = DEU Thyrnau COA.svg

|coordinates = {{coord|48|37|N|13|32|E|format=dms|display=inline,title}}

|image_plan = Thyrnau in PA.svg

|state = Bayern

|region = Niederbayern

|district = Passau

|elevation = 455

|area = 33.68

|postal_code = 94136

|area_code = 08501

|licence = PA

|Gemeindeschlüssel = 09 2 75 150

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

|mayor = Alexander Sagberger[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 =

}}

Thyrnau is a municipality in the district of Passau in Bavaria in Germany.