Having published its initial proposals, the Democracy and Boundary Commission Cymru has also opened a 4-week consultation to seek the views of people across Wales.
Ar ôl cyhoeddi ei gynigion cychwynnol, mae Comisiwn Democratiaeth a Ffiniau Cymru hefyd wedi agor ymgynghoriad 4 wythnos i geisio barn pobl ledled Cymru.