Y gwahaniaeth rhwng diwygiadau o "Penfro a Hwlffordd (etholaeth Seneddol)"

No edit summary
|-
|style="background-color: {{Liberal Party (UK)/meta/color}}" |
| 1892
| [[United Kingdom general election, 1892|1892]]
| [[Charles Francis Egerton Allen]]
| [[Y Blaid Ryddfrydol (DU)| Rhyddfrydol]]