Grillenberg may refer to the following villages:
Grillenberg (Albeck), village in the municipality of Albeck, county of Feldkirchen, Carinthia, Austria Grillenberg (Deggendorf), village in the borough of Deggendorf, county of Deggendorf, Bavaria, Germany Grillenberg (Hernstein), cadastral municipality of Hernstein, county of Baden, Lower Austria Grillenberg (Sangerhausen), village in the borough of Sangerhausen, county of Mansfeld-Südharz, Saxony-Anhalt, Germany Grillenberg (Simbach), village in the municipality of Simbach, county of Dingolfing-Landau, Bavaria, Germany Grillenberg (Thyrnau), village in the municipality of Thyrnau, county of Passau, Bavaria, Germany