Hewenegg
Hewenegg refers to:
- Höwenegg , basalt cone in Hegau in Baden-Württemberg
- Hewenegg Castle , lost castle near Immendingen in the Tuttlingen district in Baden-Württemberg
- Burgrest Hewenegg , castle rest of the outer bailey of Hewenegg Castle near Immendingen in the Tuttlingen district in Baden-Württemberg