Welsh Place Name ListEdit This Page

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Many historic sources, such as censuses, civil registration documents or wills may give different versions of a place name and be prepared for some strange spelling variations!

Welsh Name English Name Historic County
Aberafan Aberavon Glamorgan
Aberconwy Aberconway Caernarfonshire
Abercynffig Aberkenfig Glamorgan
Aberdâr Aberdare Glamorgan
Aberdaugleddau Milford Haven Pembrokeshire
Aberdyfi Aberdovey Merionethshire
Abergwaun Fishguard Pembrokeshire
Aberhonddu Brecon Breconshire
Abermaw Barmouth Merionethshire
Aberpennar Mountain Ash Glamorgan
Aberriw Berriew Montgomershire
Abertawe Swansea Glamorgan
Aberteifi Cardigan (the town) Cardiganshire
Arbeth Narbeth Pembrokeshire
Bae Colwyn Colwyn Bay Denbighshire
Bangor is y Coed Bangor on Dee Flintshire
Biwmares Beaumaris Anglesey
Blaenafon Blaenavon Monmouthshire
Brychdyn Broughton Flintshire
Brynbuga Usk Monmouthshire
Bwcle Buckley Flintshire
Caer Chester Cheshire
Caerdydd Cardiff Glamorgan
Caerfyrddin Carmarthen Carmarthenshire
Caerffili Caerphilly Glamorgan
Caergybi Holyhead Anglesey
Caernarfon Carnarvon or Caernarvon Caernarfonshire
Cas-gwent Chepstow Monmouthshire
Casnewydd Newport Monmouthshire
Castellnewydd Emlyn Newcastle Emlyn Carmarthenshire
Castell-nedd Neath Glamorgan
Cegidfa Guilsfield Montgomeryshire
Cei Conna Connah's Quay Flintshire
Ceredigion or Sir Aberteifi Cardiganshire Cardiganshire
Chwitffordd Whitford Flintshire
Coed-duon Blackwood Monmouthshire
Coed Llai Leeswood Flintshire
Conwy Conway Caernarfonshire
Croesesgob Bistre Flintshire
Croesoswallt Oswestry Shropshire
Crucywel Crickhowell Breconshire
Cydweli Kidwelly Carmarthenshire
Dinbych Denbigh Denbighshire
Dinbych y Pysgod Tenby Pembrokeshire
Diserth Dyserth Flintshire
Trenewydd or Y Drenewydd Newtown Montgomeryshire
Erbistog Erbistock Denbighshire
Eryri Snowdonia -
Ffordun Forden Montgomeryshire
Gallt Melyd Meliden Flintshire
Glanyrafon Southsea Denbighshire
Glyn Ebwy Ebbw Vale Monmouthshire
Helygain Halkyn Flintshire
Iscoed Iscoyd or Whitewell Flintshire
Llai Llay Denbighshire
Llanandras Presteigne Radnorshire
Llanbedr Pont Steffan Lampeter Cardiganshire
Llandrindod Llandrindod Wells Radnorshire
Llansansiôr St. George Denbighshire
Llandysilio yn Iâl Llantysilio Denbighshire
Llanelwy St. Asaph Flintshire
Llanelli Llanelly Carmarthenshire
Llaneurgain Northop Flintshire
Llanfair ym Muallt Builth Wells Radnorshire
Llanfarthin St Martins Shropshire
Llanfor Llanfawr Merionethshire
Llanilltud Fawr Llantwit Major Glamorgan
Llanisien Llanishen Glamorgan
Llannerch Banna Penley Flintshire
Llanymddyfri Llandovery Breconshire
Llwchwr Loughor Glamorgan
Llys Bedydd Bettisfield Flintshire
Maesglas Greenfield Flintshire
Maesyfed New Radnor Radnorshire
Marchwiail Marchwiel Denbighshire
Merthyr Tudful Merthyr Tydfil Glamorgan
Mwynglawdd Minera Denbighshire
Nercwys Nerquis Flintshire
Niwbwrch Newborough Anglesey
Owrtyn Overton Flintshire
Penarlâg Hawarden Flintshire
Penbedw Birkenhead Cheshire
Penfro Pembroke Pembrokeshire
Penystrywaid Penstrowed Montgomeryshire
Pentrehobyn Pentrobin Flintshire
Pentre Moch Northop Hall Flintshire
Pen-y-bont (ar Ogwr) Bridgend Glamorgan
Ponciau Ponkey Denbighshire
Porffordd Pulford Cheshire
Porthaethwy Menai Bridge Anglesey
Porthmadog Portmadoc Caernarfonshire
Porth Tywyn Burry Port Carmarthenshire
Rhaeadr Rhayader Radnorshire
Rhaglan Raglan Monmouthshire
Rhedynfre Farndon Cheshire
Rhiwabon Ruabon (or Rhuabon) Denbighshire
Rhuthun Ruthin Denbighshire
Rhydaman Ammanford Carmarthenshire
Rhymni Rhymney Monmouthshire
Trefaldwyn Montgomery Montgomeryshire
Trefalun Allington Denbighshire
Trefyclo Knighton Radnorshire
Trefynwy Monmouth Monmouthshire
Trefdraeth Newport (Pembrokeshire) Pembrokeshire
Treffynnon Holywell Flintshire
Trelawnyd Newmarket Flintshire
Treorci Treorchy Glamorgan
Tyddewi St. David's Pembrokeshire
Wrecsam Wrexham Denbighshire
Wryddymbre Worthenbury Denbighshire
Y Bers Berse or Bersham Denbighshire
Y Bontfaen Cowbridge Glamorgan
Y Drenewydd Newtown Montgomeryshire
Y Felinheli Port Dinorwic Caernarfonshire
Y Fenni Abergavenny Monmouthshire
Y Fflint Flint Flintshire
Y Gelli Hay-on-Wye Radnorshire
Yr Hôb Hope Flintshire
Y Trallwng Welshpool Montgomeryshire
Y Waun Chirk Denbighshire
Yr Amwythig Shrewsbury Shropshire
Yr Orsedd Rossett Denbighshire
Yr Wyddfa Snowdon -
Yr Wyddgrug Mold Flintshire
Ynys Enlli Bardsey Island Caernarfonshire
Ynys Môn Anglesey Anglesey


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  • This page was last modified on 5 March 2013, at 20:22.
  • This page has been accessed 1,801 times.