Ethol Aelod Seneddol dros Etholaeth Ceredigion, a gynhaliwyd ar 8 Mehefin 2017
| Ymgeisydd / Candidate | Plaid / Party | Nifer o Bleidleisiau / Number of Votes | Cyfran o'r Pleidleisiau / Share of the Votes |
|---|---|---|---|
| DAVIES, Ruth Rosamond | WELSH CONSERVATIVE PARTY / PLAID GEIDWADOL CYMRU | 7,307 | 18.37% |
| HAM, Grenville Morgan | GREEN PARTY / PLAID WERDD | 542 | 1.36% |
| HARRISON, Tom | UKIP WALES / UKIP CYMRU | 602 | 1.51% |
| LAKE, Ben Morgan | PLAID CYMRU - THE PARTY OF WALES | 11,623 | 29.23% |
| MULHOLLAND, Dinah | WELSH LABOUR / LLAFUR CYMRU | 8,017 | 20.16% |
| SIR DUDLEY, the Crazed | THE OFFICIAL MONSTER RAVING LOONY PARTY | 157 | 0.39% |
| WILLIAMS, Mark Fraser | WELSH LIBERAL DEMOCRATS / DEMOCRATIAID RHYDDFRYDOL CYMRU | 11,519 | 28.97% |
| Is-Gyfanswm / Sub-Total | 39,767 | 100% | |
| Pleidleisiau wedi'u sbwylio / Spoilt votes | 52 | ||
| Cyfanswm / Total | 39,819 | ||
| Pleidleisiau Cymwys / Eligible Votes | 54,262 | ||
| Canran Pol / Percentage Poll | 73.38% |
