| Stary Myszyniec | |
| Settlement Type: | Village |
| Coordinates: | 53.3981°N 21.3339°W |
| Pushpin Map: | Poland |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Ostrołęka |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Myszyniec |
Stary Myszyniec is a village in the administrative district of Gmina Myszyniec, within Ostrołęka County, Masovian Voivodeship, in east-central Poland.[1]