| Pleśno | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Warmian-Masurian |
| Subdivision Type2: | County |
| Subdivision Name2: | Ostróda |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Małdyty |
| Coordinates: | 53.8761°N 19.7117°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Population Total: | 30 |
Pleśno is a village in the administrative district of Gmina Małdyty, within Ostróda County, Warmian-Masurian Voivodeship, in northern Poland.[1] It lies approximately 6km (04miles) south-west of Małdyty, 260NaN0 north-west of Ostróda, and 530NaN0 west of the regional capital Olsztyn.