| Kampong Sinarubai | |
| Settlement Type: | Village |
| Pushpin Map: | Brunei |
| Pushpin Map Caption: | Location in Brunei |
| Pushpin Label Position: | none |
| Subdivision Type: | Country |
| Subdivision Name: | Brunei |
| Subdivision Type1: | District |
| Subdivision Name1: | Brunei-Muara |
| Subdivision Type2: | Mukim |
| Subdivision Name2: | Kilanas |
| Established Title: | Established |
| Unit Pref: | Metric |
| Population As Of: | 2016 |
| Population Total: | 2,319 |
| Population Density Km2: | auto |
| Timezone: | BNT |
| Utc Offset1: | +8 |
| Postal Code Type: | Postcode |
| Postal Code: | BF2120 |
| Leader Title: | Village head |
| Leader Name: | Talib Bakar[1] |
Kampong Sinarubai is a village in Brunei-Muara District, Brunei, on the outskirts of the capital Bandar Seri Begawan. The population was 2,319 in 2016.[2] It is one of the villages within Mukim Kilanas. The postcode is BF2120.[3] [4] The village is under the responsibility of the village head of Kampong Bengkurong.[5]