| Borsele | |
| Settlement Type: | Municipality |
| Flag Size: | 100x67px |
| Map Alt: | Highlighted position of Borsele in a municipal map of Zeeland |
| Coordinates: | 51.4333°N 52°W |
| Subdivision Type: | Country |
| Subdivision Name: | Netherlands |
| Subdivision Type1: | Province |
| Subdivision Name1: | Zeeland |
| Government Footnotes: | [1] |
| Governing Body: | Municipal council |
| Leader Party: | ChristianUnion |
| Leader Title: | Mayor |
| Leader Name: | Gerben Dijksterhuis |
| Unit Pref: | Metric |
| Elevation Footnotes: | [2] |
| Elevation M: | 2 |
| Population Demonym: | Borsselaar |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postcode |
| Postal Code: | 4430–4456 |
| Area Code Type: | Area code |
| Area Code: | 0113 |
Borsele (in Dutch; Flemish ˈbɔrsələ/; label=[[Zeelandic]]|Bossele) is a municipality in the southwestern Netherlands on Zuid-Beveland.
The name of the municipality is spelled with a single s; the name of the eponymous village is Borssele, spelled with double s.
The municipality is mainly known for the Borssele Nuclear Power Station and the Central Storage for Radioactive Waste.
The Western Scheldt Tunnel is from Ellewoutsdijk to Terneuzen in Zeelandic Flanders.