Parents of children in Welsh-medium schools in Cardiff have come from all over the world: Wales, the rest of the UK, Europe, Asia, Africa, North and South America.
Mae rhieni plant mewn ysgolion cyfrwng Cymraeg yng Nghaerdydd yn dod o bedwar ban y byd: Cymru, gweddill y DU, Ewrop, Asia, Affrica, Gogledd a De America.