| Sdau | |
| Native Name: | ឃុំស្តៅ |
| Native Name Lang: | khm |
| Settlement Type: | Commune |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Battambang |
| Subdivision Type2: | District |
| Subdivision Name2: | Rotanak Mondol |
| Parts Type: | Villages |
| Parts Style: | para |
| P1: | 16 |
| Unit Pref: | Metric |
| Population As Of: | 1998 |
| Population Density Km2: | auto |
| Timezone: | ICT |
| Utc Offset: | +7 |
Sdau (Central Khmer: ស្តៅ in Central Khmer pronounced as /sɗaw/) is a commune (khum) of Rotanak Mondol District in Battambang Province in north-western Cambodia.[1]