There are many theories surrounding the life and death of Dafydd ap Gwilym, with estimates of his age at the time of death varying from 30 to 50.
Mae llawer o ddamcaniaethau ynghylch bywyd a marwolaeth Dafydd ap Gwilym, gydag amcangyfrifon o'i oed pan fu farw yn amrywio o 30 i 50.