| Sielec | |
| Settlement Type: | Tarnobrzeg District |
| Subdivision Type: | Country |
| Subdivision Name: |  Poland |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Podkarpackie |
| Subdivision Type2: | County/City |
| Subdivision Name2: | Tarnobrzeg |
| Parts Type: | Notable landmarks |
| Parts Style: | para |
| P1: | Chapel of Saint Hyacinth |
| Unit Pref: | Metric |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 39-400 |
| Area Code: | +48 15 |
Sielec is a district in the city of Tarnobrzeg, Poland.
Sielec is a former royal village in Podkarpackie Voivodeship, Poland, which was incorporated into Tarnobrzeg in 1975. It is located in northern part of the town, bordering Wielowieś, Sobów and Zakrzów.