Tony McManus (born 1965) is a Scottish steel-string guitarist of Irish descent born in Paisley, Scotland. English guitarist John Renbourn described him as "the best Celtic guitarist in the world."

His first self-titled album was released in 1996 on Greentrax Recordings. His second album, Pourquoi Quebec?, was recorded in Quebec, Canada and released on the same label in January. His third album, Ceol More, was released in 2002 and achieved widespread critical acclaim. It includes a version of Charles Mingus's Goodbye Porkpie Hat. He has recorded duets with noted Scottish fiddler Alasdair Fraser and an album with bassist Alain Genty, titled Singing Sands.