Welsh for Anglesey – Ynys Môn (Meaning and Place Names)
Welsh for Anglesey is "Ynys Môn"
The Welsh name for Anglesey is Ynys Môn. Ynys means ‘island’ in Welsh, and Môn refers to the historic name of the island. Together, Ynys Môn literally means the Island of Môn.
What Ynys Môn Means
Anglesey is a large island off the northwest coast of Wales. In Welsh, Anglesey is called Ynys Môn, ynys meaning “island” and Môn being the traditional Celtic name for the area. This Welsh name reflects the island’s long history, culture and strong Welsh-speaking community. Often known as Môn Mam Cymru (Mother's Island), referring to its historical agricultural importance. It was the breadbasket of Wales and its fertile rich soil could feed the whole country when other regions failed.
Related Welsh Words and Phrases
Here are some useful Welsh place names connected to Anglesey and its surroundings:
- Môn / Mam Cymru – Anglesey (“Môn”), sometimes called “Mother of Wales”.
- Llanddwyn Island – A small island and sacred place dedicated to St. Dwynwen, the patron saint of lovers in Wales.
- Holy Island – Ynys Gybi – The Welsh name for Holy Island off Anglesey, with its main town known as Caergybi.
- Puffin Island – Ynys Seiriol – The Welsh name for the small island off the east coast of Anglesey.
- Menai Strait Bridge – Pont Thomas Telford dros Afon Menai (Thomas Telford Bridge over the Menai River).
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This page forms part of our Welsh Words section, a growing glossary offering English translations of Welsh place names, words and phrases for learners, travellers, and culture enthusiasts.
Why the Welsh Language Matters on Anglesey
Welsh is a living and widely spoken language on the island. A majority of local residents speak Welsh daily, and many local schools teach through the medium of Welsh. Anglesey remains one of the strongholds of the language in Wales.