| No | Programme Title | Transmission Date and Time | Company | Thousands of Viewers |
|---|---|---|---|---|
| 1 | POBOL Y CWM | Friday (20:00) and Sunday (18:55) | BBC Cymru | 44 |
| 2 | POBOL Y CWM | Wednesday (20:00) and Sunday (18:15) | BBC Cymru | 36 |
| 3 | POBOL Y CWM | Tuesday (20:00) and Sunday (17:50) | BBC Cymru | 35 |
| = | POBOL Y CWM | Thursday (20:00) and Sunday (18:35) | BBC Cymru | 35 |
| 5 | POBOL Y CWM | Monday (20:00) and Sunday (17:30) | BBC Cymru | 35 |
| 6 | FFERMIO | Monday (21:30), Friday (13:30) and Saturday (13:00) | Telesgop | 34 |
| 7 | MEIC Y MARCHOG | Friday (08:00) and Sunday (08:20) | Sain | 29 |
| 8 | EISTEDDFOD YR URDD 2017 | Sunday (20:30) | Avanti | 28 |
| 9 | GARDDIO A MWY | Monday (20:25) and Wednesday (13:30) | Cwmni Da | 27 |
| 10 | DECHRAU CANU DECHRAU CANMOL | Sunday (19:30) | Avanti | 25 |
| 11 | NEWYDDION 9 | Tuesday (21:00) | BBC Cymru | 23 |
| = | JEN A JIM A'R CYWIADUR | Monday (07:30) and Sunday (08:10) | Boom Cymru TV | 23 |
| 13 | NEWYDDION 9 | Friday (21:00) | ITV Cymru | 22 |
| 14 | CEI BACH | Thursday (09:45) and Sunday (08:35) | Sianco | 20 |
| 15 | ROWND A ROWND | Thursday (19:30) and Sunday (11:30) | Rondo | 19 |
| 16 | EISTEDDFOD YR URDD 2017 | Friday (20:30) and Sunday (12:30) | Avanti | 18 |
| = | CELWYDD NOETH | Thursday (20:25) | Cwmni Da | 18 |
| = | HALIBALW | Thursday (07:35) and Sunday (07:00) | Boom Cymru TV | 18 |
| = | 'RUN SBIT | Friday (21:30) and Saturday (22:00) | Cwmni Da | 18 |
| 20 | EISTEDDFOD YR URDD 2017 | Tuesday (20:25), Thursday (23:00) and Saturday (17:15) | Avanti | 17 |
