Luoyang or Loyang is a prefecture-level city in Henan Province, China.
Luoyang or Loyang may also refer to:
- Loyang, Singapore, an area of Singapore
- Luoyang, Boluo County, Guangdong, China
- Luoyang River, a river in Fujian, China
- Luoyang Bridge (Quanzhou), a famed bridge across the Luoyang River in Quanzhou
- The Old City of Luoyang, historical Luoyang city under Wei and Han dynasties