Mae yna gymaint o elusennau da allan yna y bysan ni di licio eu cefnogi wrth ymdrechu i redag hanner marathon. Roedd dewis un yn anodd. Oddan ni isio dewis elusen sy’n cal effaith gadarnhaol ar fywydau pobol pob dydd a roedd Macmillan yn addas fel un sy’n gwneud gwahaniaeth i bobol ar adeg anodd iawn. Felly os ydach chi’n gallu cyfrannu - plis gwnewch. Ara deg ma mynd ymhell…

Macmillan is needed now more than ever. There are around 3 million people living with cancer in the UK today, and more than 360,000 are diagnosed every year. Thanks to fundraisers, donors, volunteers and supporters, Macmillan are able to provide essential services, care and guidance to people affected by cancer.