Dubach
- County:
- Lincoln Parish
- County Seat:
- No
- Area (mi²):
- 1.817
- State:
- Louisiana
Dubach is a town located in Lincoln Parish, Louisiana. Dubach has a 2026 population of 902. Dubach is currently growing at a rate of 0.89% annually but its population has decreased by -0.44% since the most recent census, which recorded a population of 906 in 2020.