Billbach
Billbach is the name of:
- Billbach (Mud) , right tributary of the Mud in Amorbach, Miltenberg district, Bavaria
- Billbach , surname in the lower reaches of the Rombach (to the Liederbach) near Königstein im Taunus., Hochtaunuskreis, Hesse
- Großer Billbach , left tributary of the Enns in Weißenbach an der Enns , Markt Sankt Gallen, Liezen district, Styria
- Kleiner Billbach , right tributary of the Großer Billbach in front of Sankt Gallen, Liezen district, Styria