Which have alternative spellings  or have changed completely

The list also includes places with different Welsh/English names, the Welsh  version will usually be found in the first column, alternative 1
Use your browser's Find facility to search for particular names which may be in the second column, alternative 2

The list doesn't include minor spelling variations, or a single L for LL or those caused by use of the English K for C. or V for F.
Although some of that ilk are included because they more accurately  indicate the origin of the name

Sources/Further References to place names

  • A Gazetteer of Welsh Place-Names by Elwyn Davies   [Davies]
  • The Place-Names of Wales by Hywel Wyn Owen    [Owen]
  • Parish Registers of Wales     NLW          [PRW]
  • A Topographical Dictionary of Wales by Samuel [Lewis] 1833  (on Genuki)         [Lewis]
  • Glossary of Welsh Place Name Elements - on John Ball's site
  • There is a list of place names in CGN-  and their parishes on this site
  • Other contributors


Alternative 1 Alternative 2 Parish Source/Comments
Aberteifi Cardigan Cardigan [PRW]


Bangor Teifi

Bangor Teifi

The History of Cardiganshire"
by S R Meyrick, 1810

Bont-goch Elerch Llanbadarn fawr [Davies]
Caron-uwch-clawdd Strata Florida Strata Florida [Lewis]
Ceinewydd Newquay Llanllwchaearn [Davies]

Comins y dafarn fach

Dafarn Fach


Taliesin Llangynfelyn 1
Cors Goch Glanteifi Cors Garon Tregaron [Davies]
Ferwig, Y Verwick Verwick [PRW]
Hafod Eglwys-newydd Eglwys Newydd [PRW]
Llan-Llwchaiarn Llanychaearn Llanychaearn [Lewis]
Llan-uwch-aeron Llannerchaeron Llanerch Aeron [Lewis]
Llan-Vair-y-Clywedogau Llanfair Clydogau Llanfair Clydogau [Lewis]
Llan-Vair-Trevhelygen Llanfair Trelygen Llanfair Trelygen [Lewis]
Llan-wnnws Gwnnws Gwnnws [PRW]
Llan-y-Gwyryddon Llangwyryfon Llangwyryfon [Lewis]

Llanbedr Pont-Steffan


Lampeter Lampeter [PRW]
Llandre Llanfihangel Genau'r-glyn Llanfihangel Genau'r-Glyn [Davies]

Llanfihangel Lledrod

Llan-Vihangel Llethr y Troed

Lledrod Lledrod [Lewis]
Llanfihangel-y-creuddyn-uchaf Eglwys Newydd Eglwys Newydd [Lewis]

Llanfihangel Ystrad

Ystrad Llanfihangel Ystrad 2
Llangwyryddon Llangwyryfon Llangwyryfon [Davies]
Melindwr Capel Bangor Llanbadarn fawr [PRW]
Mwnt Mount Mount [PRW]
Mynachdy Monachty Llanbadarn Trefeglwys [Davies]
Nant-Gynllo Nantcwnlle Nantcwnlle [Lewis]
Pentre-bont Llanfarian Llanbadarn fawr [Davies]
Pentregât Capel Ffynnon Llangrannog [Davies]
Plwmp Maesycrugiau Llandysiliogogo [Davies]
Pontarfynach Devil's Bridge Llanfihangel-y-Creuddyn [Davies]
Post-mawr Synod Inn Llannarth [Davies]



Rhostie Rhostie [Lewis]
Sulien Silian Silian [Lewis]


Llanvihangel Trêv-Deyrn

Troed-yr-aur Troed-yr-aur [Davies] & [Lewis]
Trerhedyn / Adpar Atpar Llandyfriog [Davies]
Ysgybor-y-coed Eglwys-fach Llanfihangel Genau'r-Glyn [PRW]
Yspytty Ystrad Meuric Ystradmeurig Ystradmeurig [Lewis]
Ystrad     See Llanfihangel Ystrad
Ystrad-Fflur Strata Florida Strata Florida [PRW]


  • 1. David Rowlands
  • 2. Bill Griffith-Jones