Hugh Anthony Glanmor Williams (6 March 1904 – 7 December 1969) was a British actor and dramatist of Welsh descent.

The Williams family lived at Bedford Park, in Chiswick, West London.

His paternal grandfather was Hugh Williams (1796-1874), a Welsh solicitor and anti-establishment political activist.

Sheriff play Journey's End and appeared in his first film Charley's Aunt during a spell in Hollywood.

[5][8][9] During the Second World War, he served as a Captain in “Phantom” GHQ Liaison Regiment.