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 McCarthyHazel 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 WilliamsJane 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 MorrisJulie 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 Tim Kett Julie Van Kemenade 2017 Allan J. Pleasants Imogen Camp, Shayanna Sivarajasingam, Venetia Sivarajasingam 2018 Gerry Heap, David Jameson, Sven Zeidler Venetia Sivarajasingam 2019 Tim Kett Imogen A. L. Camp
Dolenni Allanol golygu
- 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.