| En Name: | Lesnoy |
| Ru Name: | Лесно́й |
| Pushpin Map: | Russia Kaliningrad Oblast#European Russia#Russia |
| Federal Subject: | Kaliningrad Oblast |
| Adm District Jur: | Zelenogradsky District |
| Inhabloc Cat: | Rural locality |
| Pop 2010Census: | 344 |
| Established Date: | 1382 |
| Established Title: | First mentioned |
Lesnoy (Russian: link=no|Лесно́й; Polish: Sarkowo;[1] German: link=no|Sarkau; Lithuanian: Šarkuva) is a rural locality (a settlement) in Kurshsky Rural Okrug of Zelenogradsky District of Kaliningrad Oblast, Russia. Population: 425 (2011 est.). It is located on the Curonian Spit.