| Official Name: | Laysky Dok |
| Native Name: | Лайский Док |
| Settlement Type: | Settlement |
| Pushpin Map: | Russia Arkhangelsk Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Arkhangelsk Oblast |
| Subdivision Name3: | Primorsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 64.5333°N 55°W[1] |
Laysky Dok (Russian: Лайский Док) is a rural locality (a settlement) in Primorsky District, Arkhangelsk Oblast, Russia. The population was 728 as of 2010.[2] There are 6 streets.
Laysky Dok is located on the Laya River, 24 km west of Arkhangelsk (the district's administrative centre) by road. Tsiglomen is the nearest rural locality.[3]