Heidenheim and Heidenheimer may refer to:
- Heidenheim an der Brenz, a town in Baden-Württemberg, southern Germany
- 1. FC Heidenheim 1846 (Heidenheimer SB), a German football club from the city of Heidenheim
- Heidenheim (district) (German: der Landkreis Heidenheim), a district (Kreis) in the east of Baden-Württemberg
- Heidenheim (am Hahnemkamm), a municipality in the Hahnenkamm, Weißenburg-Gunzenhausen district, Bavaria, Germany
- Heidenheim Abbey (German: das de:Kloster Heidenheim)
- Heidenheimer, Texas, an unincorporated community in Bell County, Texas, United States
Read more about Heidenheim: Family Name