Altmannstein

{{Infobox German location

|image_coa = DEU Altmannstein COA.svg

|image_photo = Altmannstein (municipality) Panoramic view, Altmühltal, Germany.JPG

|image_caption = Altmannstein

|coordinates = {{coord|48|54|N|11|39|E|format=dms|display=inline,title}}

|image_plan = Altmannstein in EI.svg

|state = Bayern

|region = Oberbayern

|district = Eichstätt

|elevation = 388

|area = 114.29

|postal_code = 93336

|area_code = 09446

|licence = EI

|Gemeindeschlüssel = 09 1 76 112

|divisions = 14 Ortsteile

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

|mayor = Norbert Hummel[https://www.statistik.bayern.de/wahlen/kommunalwahlen/bgm/ Liste der ersten Bürgermeister/Oberbürgermeister in kreisangehörigen Gemeinden], Bayerisches Landesamt für Statistik, accessed 19 July 2021.

|leader_term = 2020–26

|party =

}}

Altmannstein (Central Bavarian: Oidmannstoa) is a municipality in the district of Eichstätt in Bavaria in Germany.