Liona Maria Carolynne Boyd, OC, OOnt (born 11 July 1949) is a Canadian classical guitarist often referred to as the 'First Lady of the Guitar'.

During her family's first of two ocean voyages to Canada she made her debut performance playing "Bluebells of Scotland" on a treble recorder in a talent show on the ship.

During her career, Boyd has recorded with Chet Atkins, Eric Clapton, Al Di Meola, Rik Emmett, David Gilmour, Alex Lifeson, Steve Morse, the Canadian Brass, André Gagnon, Yo Yo Ma, Frank Mills, Strunz & Farah, Roger Whittaker, Gheorghe Zamfir, Pavlo, Jesse Cook, and Olivia Newton-John.

[5] In 1992, Boyd moved to Beverly Hills, California, where she married John B. Simon, a real estate developer.

[5] Following a diagnosis of musician's focal dystonia after the release of Camino Latino, Boyd was compelled to change how she plays guitar.

In 2011, she purchased a house in Palm Beach, Florida but made her home base in Toronto where she recorded 3 more albums produced by Peter Bond.

[15] One of the many revelations in his book was that Boyd claims to have played a private concert for jurors at the murder trial of O. J. Simpson in the mid-1990s.

[16] In 2017, Liona filmed "A Winter Fantasy", a live Christmas special that was broadcast in December 2018 on several PBS stations including WNED-TV in Buffalo, New York.