Anthony Barclay is a British actor who has appeared in productions including Judge John Deed, Common as Muck and New Tricks, all for the BBC. He played Anthony Berg in Shaun Severi's film Citizen versus Kane which won the Canal+ Award at Clermont Ferrand International Film Festival and which earned Barclay a Best Actor nomination.

Barclay is the son of Danny Williams, a 1960s balladeer best known for the song Moon River. He has three children with former wife Doon Mackichan. and one child with current wife, Antonia Fiber-Barclay.