| Brzezienko | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Ostrów Mazowiecka |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Wąsewo |
| Coordinates: | 52.8833°N 59°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
Brzezienko is a village in the administrative district of Gmina Wąsewo, within Ostrów Mazowiecka County, Masovian Voivodeship, in east-central Poland.[1] It lies approximately 21km (13miles) north-west of Ostrów Mazowiecka and 860NaN0 north-east of Warsaw.