It was reported in the initial results of the Welsh Language Use Survey 2019-20 that around 10% of Welsh speakers had started learning to speak the language as an adult.
Adroddwyd yng nghanlyniadau cychwynnol Arolwg Defnydd Iaith 2019-20 bod oddeutu 10% o siaradwyr Cymraeg wedi dechrau dysgu siarad yr iaith pan oeddent yn oedolyn.