Roed beirniadaethau cystadlaethau’r 2012 Eisteddfod fel a ganlyn:
Côr y Byd – Delica Ton (Germany)
Beirniaid: Ralph Allwood, John Fitzpatrick, Peter Erdei, Brian Hughes, Hirvo Surva, Dariusz Zimnicki, Liz Garnett, David Hamilton, Leonard Enns
Cystadleuaeth 1: Corau Cymysg
Beirniaid: Hirvo Surva, Leonard Enns, Brian Hughes
1af – The NUS Choir (Singapore)
2il – Sunshine Oriana Choir (Australia)
3ydd – Guelph Chamber Choir (Canada)
Cystadleuaeth 2: Corau Siop Barbwr/ Harmoni Agos
Beirniaid: Ralph Allwood, Liz Garnett, David Hamilton
1af – The White Rosettes (England)
2il – Cheshire Chord Company (England)
3ydd – Heartbeat (England)
Cystadleuaeth 3: Corau Meibion
Beirniaid: Hirvo Surva, Dariusz Zimnicki
1af – Delica Ton (Germany)
2il – Cornell University (USA)
3ydd – Bois Ysgol Gerdd (Wales)
Cystadleuaeth 4: Corau Merched
Beirniaid: Brian Hughes, John Fitzpatrick, Peter Erdei
1af – Bel Canto (England)
2il – Chantrelles (England)
3ydd – Sunshine Coast (Australia)
Cystadleuaeth 5: Corau Siambr
Beirniaid: Hirvo Suva, Dariusz Zimnicki, Leonard Enns
1af – Amarylca (Belgium)
2il – Surrey Hills (England)
3ydd – Delica Ton Freigeri
Cystadleuaeth 6: Corau Ieuenctid
1af – The NUS Choir (Singapore)
2il – Midland’s Youth Choir (South Africa)
3ydd – PHS Chamber Singers (U.S.A.)
Cystadleuaeth 7 – Corau Sioe
1af – Delta Dragons (Wales)
2il – Rainbow Connections (England)
3ydd – Midland Youth Choir (South Africa)
Cystadleuaeth 8 – Corau Plant Hŷn
Beirniaid: Hirvo Surva, Leonard Enns, David Hamilton
1af – Cantabile Girls Choir (England)
2il – Kinder Children’s Choir (England)
3ydd – Highcliffe Junior Choir (England)
Cystadleuaeth 9 – Corau Plant Iau
1af – Ysgol Gerdd Ceredigion (Cymru)
2il – Lindley Junior School (England)
3ydd – Nidus (Cymru)
Cystadleuaeth 10 – Grŵp Dawnsio Gwerin i Oedolion
Beirniaid: Ed Austin, Ahmet Luleci, Christine Jones
1af – Okan Folk Dance (Turkey)
2il – Newcastle Kingsmen (England)
3ydd – Kurdish Folk Dance (England)
Cystadleuaeth 11: Dawnsio Gwerin â Choreograffi
Beirniaid: Ed Austin, Christine Jones, Ahmet Luleci
1af – Kurdish Folk Dance (England)
2il – Loughliel Folk Dancers (Northern Ireland)
3ydd – Heritage Dancers (India)
Cystadleuaeth 12 – Grŵp Dawnsio Gwerin i Blant
1af Traditional – Heritage Dancers (India)
1af Choreographed – Ismir Rota Koleji Dance (Turkey)
Cystadleuaeth 13: Dawnsio yn y Stryd
1af – Newcastle Kingsmen (England)
2il – Heritage Dancers (India)
3ydd – Okan Folk Dance (Turkey)
Cystadleuaeth 14: Corau Cân Werin
Beirniaid: Stephen Rees, Peter Erdei, Bethan Bryn
1af – The NUS Choir (Singapore)
2il – Surrey Hills Chamber Choir (England)
3ydd – Palmdale Chorale (U.S.A.)
Cystadleuaeth 15: Arddangosfa Werin
Beirniaid: Ed Austin, Ahmet Luleci, Bethan Bryn, Stephen Rees
1af – Affies Boys Choir A (South Africa)
2il – Heritage Dancers (India)
3ydd – Loughliel Folk Dancers (Northern Ireland)
Cystadleuaeth 16: Grwpiau Gwerin
Beirniaid: Bethan Bryn, David Hamilton
1af – Sraoi (Republic of Ireland)
2il – Newcastle Kingsmen (England)
3ydd – Cheongbae (South Korea)
Cystadleuaeth 17: Unawd Gwerin
Beirniaid: Stephen Rees, Bethan Bryn
1af – Chan Mei Yan Melody (Hong Kong)
2il – Mervyn J Penny (England)
3ydd – Paramjit Sharma (India)
Cystadleuaeth 18 – Dawns Wern Unigol
1af – Finvola McIntyre (Northern Ireland)
2il – Trystan Hedd Gruffydd (Cymru)
3ydd – Anna Sofia Pardanjac
Cystadleuaeth 19 – Deuawd Dawns Werin
1af – Trystan Hedd & Osian Griffiths (Cymru)
2il – Eilisann McCann & Cara Devlan (Northern Ireland)
Cystadleuaeth 20 – Unawd Llais o dan 15
Beirniaid: Ralph Allwood, Dariusz Zimnicki
1af – Grace O’Malley (England)
2il – Megan Louise Farnfield (England)
3ydd – Julia Balon (Poland)
Cystadleuaeth 21 – Unawd Llais 15-20
Beirniaid: Brian Hughes, David Hamilton
1af – Gerallt Rhys Jones (Wales)
2il – Peter Edge (England)
3ydd – Bethea How Xiao Yann (Singapore)
Cystadleuaeth 22 – Unawd Llais 21 a Hŷn
1af – Joy Cornock (Cymru)
2il – Rachel Louise Abbott (England)
3ydd – Wang Huandong (China)
Cystadleuaeth 23 – Caneuon o’r Sioeau Cerdd
1af – Sian Alderton (Cymru)
2il – Lynwen Haf Roberts (Cymru)
3ydd – Luke McCall (Cymru)
Cystadleuaeth 25 – Unawd Offerynnol o dan 18
Ajudicators: Stephen Rees, Peter Erdei
1af – Llwelyn Ifan Jones (Wales)
2il – Chloe Angharad Bradshaw (Wales)
3ydd – Ruth Hays (England)
