1959 General Election - Elections contested by Plaid Cymru

There are 20 elections.

1. Aberavon
2. Aberdare
3. Anglesey
4. Caernarvon
5. Caerphilly
6. Cardiff North
7. Cardigan
8. Carmarthen
9. Conway
10. Denbigh
11. Gower
12. Llanelly
13. Merioneth
14. Pembrokeshire
15. Pontypool
16. Rhondda East
17. Rhondda West
18. Swansea East
19. West Flintshire
20. Wrexham