Buddug Williams (1932 – 24 July 2021) was a Welsh actress, best known for her roles in the long-running television soap Pobol y Cwm on S4C – first as the mother of Sabrina and Reg.
She had a long-running role playing 'Anti' Marian Rees – the fearsome, gossipy, opinionated shopkeeping auntie of the hapless Denzil – from 2000 to 2016.
Prior to her acting career, Williams worked as a teacher.
Her autobiography, Merch o'r Cwm, written in Welsh, was published in 2008.
In it she described her upbringing in Cefneithin and mentioned her friendships with Ronnie Williams and Carwyn James.