Pencampwriaeth Gwyddbwyll Cymru

Sefydlwyd Pencampwriaeth Gwyddbwyll Cymru yn 1955 gan Undeb Gwyddbwyll Cymru.

Blwyddyn	Pencampwr y Dynion	Pencampwraig y Menywod
1955	Arthur S. Griffiths	Beryl E. F. Kenyon
1956	Brian Peter Bourne	Beryl E. F. Kenyon
1957	M. E. Wise, Grahame F. Barnard	N. Budzinski
1958	Brian V. Douthwaite	N. Budzinski, Maria MacLean
1959	Donald A. Curtis	heb ei gynnal
1960	Pat J. Bennett	heb ei gynnal
1961	Pat J. Bennett, John Denley Mills	Maria MacLean
1962	Arthur O. Jones, W. D. Newcombe	heb ei gynnal
1963	George P. Moore	E. Shirley Mann
1964	Graham H. Chesters	Zbyzska Southall
1965	D. I. W. Reynolds	E. Shirley Mills (née Mann), C. Beryl Williams
1966	David John Sully	Zbyzska Southall
1967	Colin Gilbert	Zbyzska Southall
1968	Arthur Howard Williams, Mikhail Gavrilovik	Zbyzska Southall
1969	Mikhail Gavrilovik	Zbyzska Southall, Hazel Brunker
1970	Mikhail Gavrilovik, Graham H. Chesters	Hazel Brunker
1971	Arthur Howard Williams	Hazel Brunker
1972	Arthur Howard Williams	Hazel Brunker
1973	John Trevelyan, Stuart James Hutchings, George Botterill, Moss McCarthy	Hazel Brunker
1974	Arthur Howard Williams	Mary Elizabeth Davies
1975	Arthur Howard Williams	Beryl Briscombe
1976	John Grantley Cooper, Emmanuel M. Rayner	Jane Garwell
1977	Arthur Howard Williams, John Grantley Cooper	Deborah Evans
1978	John Grantley Cooper, Arthur Howard Williams	Jane Garwell
1979	John Trevelyan, David John Sully	Deborah Evans
1979-80	Arthur Howard Williams	Jane Garwell
1980-1	Arthur Howard Williams	Jane Garwell, Gaynor Diane James
1981-2	Arthur Howard Williams	Jane Anson, Hazel Brunker
1982-3	Stephen Collin James, Iolo Ceredig Jones, Paul A. Lamford, Arthur Howard Williams	Jane Garwell
1983-4	John Grantley Cooper	Lynda Annette Powell
1984-5	John Grantley Cooper	Hazel Brunker
1986	Arthur Howard Williams	Lynda Annette Powell
1987	Arthur Howard Williams, Moss McCarthy	Diane Adams
1988	Arthur Howard Williams, Paul A. Lamford	Lynda Annette Powell
1989	Paul A. Lamford	Lynda Annette Powell
1990	Charles F. Morris, P. O'Neill, Stuart J. Hutchings	Donna Furmage, A. K. Griffiths
1991	Arthur Howard Williams, Andrew R. Jones	Deborah Cooper (née Evans), Jane Garwell
1992	John Grantley Cooper	Jane Richmond (née Garwell)
1993	John Grantley Cooper, Arthur Howard Williams	Jane Richmond (née Garwell)
1994	John Grantley Cooper, Arthur Howard Williams	Jane Richmond (née Garwell)
1995	John Grantley Cooper	Jane Richmond (née Garwell)
1996	John Grantley Cooper	Jane Garwell
1997	David H. Cummings	Amanda John
1998	David H. Cummings, Andrew Dyce, Sven Zeidler, Gareth Morris	Julie Wilson
1999	James Cobb	Beryl Hughes
2000	Leighton Williams	Deborah Evans-Quek (née Evans)
2001	James Cobb	heb ei gynnal
2002	Richard S. Jones	Abigail Cast
2003	Richard S. Jones	Deborah Evans-Quek
2004	Suan Evans-Quek	Jane Richmond (née Garwell)
2005	Leighton Williams	Olivia Smith
2006	John Trevelyan	Abigail Cast
2007	James Cobb	Abigail Cast
2008	Leighton Williams, James Cobb	Suzy Blackburn
2009	Ioan Rees, Richard S. Jones	Olivia Smith, Suzy Blackburn
2010	Richard S. Jones	Olivia Smith
2011	Arthur Howard Williams, Sven Zeidler	Olivia Smith
2012	Tim Kett, Richard S. Jones	Suzy Blackburn
2013	Richard S. Jones	Syringa Camp, Stephanie Du Toit
2014	Tim Kett	Olivia Smith
2015	James Cobb	Lynda Roberts (née Powell)
2016	Timothy Kett	Julie Van Kemenade
2017	Allan J. Pleasants	Imogen Camp, Shayanna Sivarajasingam, Venetia Sivarajasingam
2018	Gerry Heap, David Jameson, Sven Zeidler	Venetia Sivarajasingam
2019	Timothy Kett	Imogen A. L. Camp
2022	Jose Camacho Collados	Lynda Roberts
2023	Daniel Kozusek	Lynda Roberts
2024	Daniel KOzusek	Olivia Smith

Pencampwyr gwyddbwyll Gohebu

WCCA (1963-1999)

1. M. Jones (1965-1966)
2. M. Jones (1966-1967)
3. M. Jones (1967-1968)
4. F. Waite (1968-1969)
5. F. Cunnane (1969-1970)
6. T. Jones (1970-1971)
7. F. Cunnane (1971-1972)
8. J. Lang (1972-1973)
9. F. Cunnane (1973-1974)
10. David Vaughan (1974-1975)
11. T. Jones (1975-1976)
12. David Vaughan (1976-1977)
13. C. Wills (1977-1978)
14. David Vaughan (1978-1979)
15. David Vaughan (1979-1980)
16. David Vaughan (1980-1981)
17. Charles Morris (1981-1982)
18. David Vaughan (1982-1983)
19. D. Jones (1983-1984)
20. D. Jones (1984-1985)
21. Stuart Hutchings (1985-1986)
22. David Vaughan (1986-1987)
23. R. Davies (1987-1988)
24. John Coleby (1988-1989)
25. John Coleby (1989-1990)
26. John Coleby (1990-1991)
27. (1990-1991)
28. Jason Garcia (1991-1992)
29. Anthony Baker (1992-1993)
30. Glyn Sinnett (1993-1994)
31. Anthony Baker (1995-1996)
32. David James (1996-1997)
33. David Phillips (1997-1998)
34. David Phillips (1998-1999)

WCCF (2012-...)

1. Helen Sherwood (2017-2018)
2. Russell Sherwood (2019-2020)
3. Jonathan Blackburn (2021-2022)
4. William Bishop (2022-2024)

Dolenni Allanol

• Gêmau Pencampwriaeth Gwyddbwyll Cymru 2011 i gyd ar gemaugwyddbwyll.com Archifwyd 2013-09-24 yn y Peiriant Wayback
• Gêmau Pencampwriaeth Gwyddbwyll Cymru 2010 i gyd ar gemaugwyddbwyll.com Archifwyd 2011-07-11 yn y Peiriant Wayback
• Gêmau Pencampwriaeth Gwyddbwyll Cymru 2009 i gyd ar gemaugwyddbwyll.com Archifwyd 2016-03-05 yn y Peiriant Wayback
• Gêmau Pencampwriaeth Gwyddbwyll Cymru 2008 i gyd ar gemaugwyddbwyll.com Archifwyd 2016-03-05 yn y Peiriant Wayback