Sief
- human settlement in Germany
- Country:
- Postal Code: 52076
- Local Dialing Code: 02408
- Coordinates: 50° 41' 34" N, 6° 8' 24" E
- GPS tracks (wikiloc): [Link]
- Wikidata storage: Wikidata: Q1597379
- Wikipedia Commons Category: [Link]
- VIAF ID: Alt: [131158989]
- GND ID: Alt: [10094097-3]
- WOEID: [20168973]
- Historical Gazetteer (GOV) ID: [SIEIEFJO30BQ]