| Seroczyn | |
| Settlement Type: | Village |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Siedlce |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Wodynie |
| Coordinates: | 52.01°N 21.92°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Population Total: | 770 |
| Population Footnotes: | (approx.) |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Registration Plate: | WSI |
Seroczyn is a village in the administrative district of Siedlce County, Masovian Voivodeship, in east-central Poland.[1] It lies approximately 6km (04miles) south-west of Siedlce, and 670NaN0 east of Warsaw.