| Llanedeyrn | |
|---|---|
| Community | |
 St Edeyrn's church, Llanedeyrn | |
  Llanedeyrn Location within Cardiff | |
| Principal area | |
| Country | Wales |
| Sovereign state | United Kingdom |
| Police | South Wales |
| Fire | South Wales |
| Ambulance | Welsh |
Llanedeyrn (Welsh: Llanedern) is a former village, now a district and community, in the east of the city of Cardiff, Wales, located around 3.5 miles from the city centre. The parish of Llanedeyrn rests on the banks of the river Rhymney and is visible nesting on a hill side above the A48(M), westbound on the approach into Cardiff.