Billy Kay is a writer, broadcaster and language activist. Born in Galston, East Ayrshire, Scotland in 1951, he was educated at Galston High School and Kilmarnock Academy and studied English Literature at the University of Edinburgh.
He has produced and presented many radio and television documentaries on Scottish cultural history for the BBC. He is co-author, with Cailean MacLean, of Knee Deep in Claret. He is a passionate advocate for the Scots language and author of the classic work Scots: The Mither Tongue (1980), which became the basis for a television series broadcast in 1986.
His book on the global influence of the Scottish diaspora, The Scottish World was published in 2006. In 2023, he published his memoir in Scots, Born in Kyle, which he describes as a love letter to an Ayrshire childhood.