| Standard form |
Welsh definition |
English definition |
External sources |
Reference |
See also |
| Addaf/Adam |
Y dyn cyntaf. |
The first man. |
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| Aeddan Gafran |
Aedán mhac Gabráin, a deyrnasodd dros Dál Riata c. 547–c. 606/8. |
Aedán mhac Gabráin, who reigned over the kingdom of Dál Riata c. 547–c. 606/8 |
https://www.dib.ie/biogr… |
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| Anarawd ap Rhodri |
Mab Rhodri Mawr a brenin Gwynedd o 878 hyd at ei farwolaeth yn 916. |
Son of Rhodri Mawr and king of Gwynedd from 878 to his death in 916. |
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| Arthur |
Brenin chwedlonol. |
A legendary king. |
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| Bardd Adda |
Bardd a daroganwr yr ymddengys iddo gael ei uniaethu ag Adda Fras, bardd o'r 13g/14g. |
A prophetic poet apparently identified with the 13th/14th century poet Adda Fras. |
https://bywgraffiadur.cy… |
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| Beli ap Rhun |
Mab Rhun Hir. |
Son of Rhun Hir. |
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| Beli Hir |
Mab darogan y Cymry. |
A prophesied deliverer of the Welsh. |
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| Cadafael |
Anhysbys. |
Unknown. |
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| Cadfan ab Iago |
Brenin Gwynedd yn hanner cyntaf y seithfed ganrif. |
King of Gwynedd in the first half of the seventh century. |
https://bywgraffiadur.cy… |
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| Cadwaladr (mab darogan) |
Mab darogan a ddaw i arwain y Cymry i fuddugoliaeth dros y Saeson. |
A prophesied hero who will come to lead the Welsh to victory over the English. |
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Cadwaladr ap Cadwallon |
| Cadwaladr ap Cadwallon |
Brenin Gwynedd a fu farw mewn pla naill ai yn 664 neu tua 683. |
King of Gwynedd who died in a plague either in 664 or around 683. |
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Cadwaladr (mab darogan) |
| Cadwallon ap Cadfan |
Brenin Gwynedd (m. 634). |
King of Gwynedd (d. 634). |
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| Cato |
Dionysius Cato, awdur Catonis Disticha, a gyfieithiwyd i Gymraeg erbyn tua 1300. |
Dionysius Cato, author of Catonis Disticha, which had been translated into Welsh by about 1300. |
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| Cedfyw |
Enw personol nad yw'n digwydd tu hwnt i 'Ymddiddan Myrddin a Thaliesin' |
A personal name that does not appear beyond 'Ymddiddan Myrddin a Thaliesin' |
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| Culfardd |
Bardd chwedlonol a ystyrid yn gyfoeswr i Fyrddin a Thaliesin |
A legendary poet considered to be a contemporary of Myrddin and Taliesin |
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| Cwsg-fardd |
Bardd chwedlonol y gellid ei uniaethu â'r Bardd Cwsg |
A legendary poet probably to be equated with Y Bardd Cwsg |
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| Cynan (mab darogan) |
Mab darogan a ddaw i arwain y Cymry i fuddugoliaeth dros y Saeson. |
A prophesied hero who will come to lead the Welsh to victory over the English. |
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| Cynan ab Owain Gwynedd |
Mab Owain Gwynedd; bu farw yn 1174. |
A son of Owain Gwynedd; he died in 1174. |
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Cynan (mab darogan) |
| Cynan Dindaethwy |
Mab Rhodri Molwynog a brenin Gwynedd (m. 816). |
Son of Rhodri Molwynog and king of Gwynedd (d. 816). |
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| Cynan y Cŵn |
Mab Hywel ab Ieuaf a brenin Gwynedd o tua 1000 hyd at ei farwolaeth tua 1003. |
Son of Hywel ab Ieuaf and king of Gwynedd from about 1000 to his death around 1003. |
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| Cyndaf |
Cymeriad proffwydedig y mae ei ddyfodiad yn rhagarwyddo Dydd y Farn. |
A prophesied character whose coming presages Judgement Day. |
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| Cyndur |
Ansicr |
Uncertain |
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| Cynfelyn Drwsgl |
Un o arwyr yr Hen Ogledd a gymerodd rhan, yn ôl rhai ffynonellau, ym mrwydr Arfderydd wrth ochr Gwrgi a Pheredur |
One of the heroes of the Old North that took part, according to some sources, in the battle of Arfderydd alongside Gwrgi and Peredur |
https://www.library.wale… |
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| Duw/God |
Duw. |
God. |
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| Dywel ab Erbin |
xxxxx |
xxxxx |
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| Einion |
Ffigur hanesyddol anhysbys neu un o frodyr Myrddin. |
Unknown historical figure or one of Myrddin's brothers. |
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| Elgan Weflhwch |
Unigolyn o'r 11g a gysylltir â Dyfed. |
11th C individual linked with Dyfed. |
https://www.library.wale… |
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| Eliffer Gosgorddfawr |
Unigolyn o'r chweched ganrif a oedd â dau fab enwog, rhai a enwir Gwrgi a Pheredur fel arfer. |
A sixth-century individual with two sons, usually called Gwrgi and Peredur |
https://www.library.wale… |
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| Errith |
Enw anhysbys, o bosibl yn ddyfeisiedig. |
Unknown name, perhaps invented. |
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| Gloywedd |
Cymeriad yn chwedl Myrddin. |
A character in the legend of Myrddin. |
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| Gruffudd ap Cynan |
Brenin Gwynedd o 1099 hyd at ei farwolaeth yn 1137. |
King of Gwynedd from 1099 to his death in 1137. |
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| Gwasawg |
Cymeriad pwysig yn chwedl Myrddin; efallai gŵr Gwenddydd. |
An important character in the legend of Myrddin; perhaps the husband of Gwenddydd. |
https://www.library.wale… |
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| Gwenddolau |
Gwenddolau ap Ceidio. Arglwydd Myrddin, a laddwyd ym mrwydr Arfderydd. |
Gwenddolau ap Ceidio. Myrddin's lord, who was killed in the battle of Arfderydd |
https://www.library.wale… |
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| Gwenddydd |
Chwaer Myrddin. |
Myrddin's sister. |
https://www.library.wale… |
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| Gwenhwyfar |
Gwraig Arthur. |
Arthur's wife. |
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| Gwgon |
Ffigur hanesyddol anhysbys neu un o frodyr Myrddin. |
Unknown historical figure or one of Myrddin's brothers. |
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| Gwrrith |
Enw anhysbys, o bosibl yn ddyfeisiedig. |
Unknown name, perhaps invented. |
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| Gwyddyl |
Gwyddelod. Pobl o Iwerddon neu siaradwyr yr iaith Wyddeleg. |
Irish people. People from Ireland or Irish speakers |
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| Gwynllyw |
Eponym cantref Gwynllwg. |
The eponym of the cantref called Gwynllwg. |
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| Harri (ffigur brudiol) |
Naill ai Harri Tudur (Harri VII) neu HarriVIII, mae'n debyg. |
Probably either Henry Tudor (Henry VII) or Henry VIII. |
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| Henry I |
Brenin Lloegr 1100–35. |
King of England 1100–35. |
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| Hywel ap Cadwal |
Anhysbys; brenin Gwyned yn ôl 'Cyfoesi Myrddin a Gwenddydd ei Chwaer'. |
Unknown; king of Gwynedd according to 'Cyfoesi Myrddin a Gwenddydd ei Chwaer'. |
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| Hywel Dda |
Mab Cadell ap Rhodri a brenin Dyfed o 909 yn ogystal â Gwynedd o 942 hyd at ei farwolaeth yn 950. |
Son of Cadell ap Rhodri and king of Dyfed from 909 as well as Gwynedd from 942 to his death in 950. |
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| Iago ab Idwal ap Meurig |
Taid Gruffudd ap Cynan a brenin Gwynedd 1033–9. |
Grandfather of Gruffudd ap Cynan and king of Gwynedd 1033–9. |
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| Iago ap Beli |
Mab Beli ap Rhun; bu farw tua 615. |
Son of Beli ap Rhun; he died around 615. |
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| Iddas |
Jwdas Iscariot. |
Judas Iscariot. |
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| Idwal Iwrch |
Mab Cadwaladr ap Cadwallon. |
Son of Cadwaladr ap Cadwallon. |
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| Iesu/Jesus |
Iesu Grist. |
Jesus Christ. |
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| Llewelyn |
Ffigur hanesyddol anhysbys neu un o frodyr Myrddin. |
Unknown historical figure or one of Myrddin's brothers. |
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| Llŷr |
Llŷr Llediaith, tad Branwen, Brân a Manawydan, a’r brenin Leir y ceir ei hanes gan Sieffre o Fynwy. |
Either Llŷr Llediaith, the father of Branwen, Brân and Manawydan, or the Leir whose story is told by Geoffrey of Monmouth. |
https://www.library.wale… |
WCD 455 |
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| Maelgwn Gwynedd |
Brenin Gwynedd tua hanner cyntaf y chweched ganrif. |
King of Gwynedd around the first half of the sixth century. |
https://bywgraffiadur.cy… |
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| Mair (ffigur brudiol) |
Enw a gysylltir weithiau â'r 'gath fraith'. |
A name sometimes connected with the 'cath fraith'. |
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| Mair (Mari Tudur) |
Mari I, merch Harri VIII ac olynydd ei brawd Edward VI. |
Mary I, daughter of Henry VIII, who reigned after her brother Edward VI.udor |
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| Medrod |
Nai Arthur a'r gwrthwynebwr iddo ym mrwydr Camlan. |
Arthur's nephew and opponent at the battle of Camlan. |
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| Meiddwg |
Mam Myrddin. |
Myrddin's mother. |
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| Merfyn Frych |
Brenin Gwynedd o tua 826 hyd at ei farwolaeth yn 844. |
King of Gwynedd from about 826 to his death in 844. |
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| Mordaf |
Brawd Myrddin a Gwenddydd o bosibl. |
Possibly a brother of Myrddin and Gwenddydd. |
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| Morfryn |
Tad Myrddin. |
Myrddin's father. |
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| Morgan Fawr ap Sadyrnin |
Ansicr; brenin gogleddol yn ôl pob tebyg. |
Uncertain; probably a northern king. |
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| Morgenau |
Brawd Myrddin a Gwenddydd o bosibl. |
Possibly a brother of Myrddin and Gwenddydd. |
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| Morial |
Brawd Myrddin a Gwenddydd o bosibl. |
Possibly a brother of Myrddin and Gwenddydd. |
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| Morien |
Brawd Myrddin a Gwenddydd o bosibl. |
Possibly a brother of Myrddin and Gwenddydd. |
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| Myrddin |
Myrddin ap Morfryn, a aeth yn wallgof ym mrwydr Arfderydd ac a ffodd i Goed Celyddon, lle dechreuodd broffwydo; hefyd y 'mab heb dad' o Gaerfyrddin a broffwydodd i Wrtheyrn ac a gynnorthwyodd beri genedigaeth y Brenin Arthur. |
Myrddin ap Morfryn, who went mad in the battle of Arfderydd and fled to Coed Celyddon, where he began prophesying; also the 'boy without a father' from Carmarthen who prophesied to Vortigern and helped bring about the birth of King Arthur. |
https://www.library.wale… |
WCD 562-71 |
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| Óðinn |
Duw Llychlynnaidd. |
A Scandinavian god. |
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| Owain (mab darogan) |
Mab darogan y Cymry. |
A prophesied deliverer of the Welsh. |
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| Rhiwallon |
Ffigur hanesyddol anhysbys (efallai Rigullon, un o wyrion Aedán mhac Gabráin, neu Riguallan mac Conaing (m. 629)) neu un o frodyr Myrddin |
Unknown historical figure (possibly Rigullon, one of Aedán mhac Gabráin's grandsons, or Riguallan mac Conaing (d. 629)) or one of Myrddin's brothers |
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| Rhodri Mawr |
Mab Merfyn Frych a brenin Gwynedd o 844 hyd at ei farwolaeth yn 878. |
Son of Merfyn Frych and king of Gwynedd from 844 to his death in 878. |
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| Rhodri Molwynog |
Mab Idwal Iwrch a brenin Gwynedd (m. tua 754). |
Son of Idwal Iwrch and king of Gwynedd (d. about 754). |
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| Rhun Hir |
Mab Maelgwn Gwynedd a brenin Gwynedd. |
Son of Maelgwn Gwynedd and king of Gwynedd. |
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| Rhydderch Hael |
Brenin Alclud (Dumbarton) yn ail hanner y chweched ganrif. |
King of Alclud (Dumbarton) in the second half of the sixth century. |
https://bywgraffiadur.cy… |
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| Rhys Undant |
Ansicr |
Uncertain |
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| Stinan/Justinian |
Sant a gysylltir â Llanstinan, ger Abergwaun, ac â chapeli ger Tyddewi ac ar Ynys Dewi. |
A saint associated with Llanstinan, near Fishguard, and with chapels near St Davids and on Ramsey Island. |
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| Taliesin |
Bardd cynnar pwysig a oedd yn byw yn amser Maelgwn Gwynedd (y chweched ganrif) yn ôl yr Historia Brittonum. |
A major early poet who lived in the time of the 6th-century king Maelgwn Gwynedd according to the Historia Brittonum. |
https://www.library.wale… |
WCD 678-83 |
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| Tydoch |
Nawddsant hen fynachlog Llandudoch. |
The patron saint of the old monastery of St Dogmaels. |
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| Urien Rheged |
Brenin Rheged yn y Gogledd tua ail hanner y chweched ganrif. |
King of Rheged in the North around the second half of the sixth century. |
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