| Official Name: | Bykovo |
| Native Name: | Быково |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Buryatia#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Republic of Buryatia |
| Subdivision Name3: | Kabansky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +8:00 |
| Coordinates: | 52.1667°N 148°W[1] |
Bykovo (Russian: Быково) is a rural locality (a selo) in Kabansky District, Republic of Buryatia, Russia. The population was 230 as of 2010.[2] There are 3 streets.
Bykovo is located 39km (24miles) northeast of Kabansk (the district's administrative centre) by road. Shergino is the nearest rural locality.[3]