Arfon
| Number of seats: | 1 |
|---|---|
| County (pre 1974): | Caernarfonshire |
| County (post 1974): | Not specified |
| Authority (1995): | Not specified |
| Constituent Country (or Nation): | Wales |
| British Parliamentary Election Results 1 (ed. FWS Craig): | Not specified |
| British Parliamentary Election Results 2 (ed. FWS Craig): | Not specified |
| British Parliamentary Election Results 3 (ed. FWS Craig): | Not specified |
| British Parliamentary Election Results 4 (ed. FWS Craig): | Not specified |
| Formed | 2010 |
| Disbanded | 2024 |
| Notes: | Constituency of same name also existed 1885-1918. |