| Official Name: | Bolshoye Kosikovo |
| Native Name: | Большое Косиково |
| Settlement Type: | Village |
| Pushpin Map: | Russia Vologda Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Vologda Oblast |
| Subdivision Name3: | Gryazovetsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 58.7667°N 56°W[1] |
Bolshoye Kosikovo (Russian: Большое Косиково) is a rural locality (a village) in Rostilovskoye Rural Settlement, Gryazovetsky District, Vologda Oblast, Russia. The population was 63 as of 2002.[2]
Bolshoye Kosikovo is located 13 km south of Gryazovets (the district's administrative centre) by road. Studenets is the nearest rural locality.[3]