"Duffy the Dancer", in Gaelic "Ua Dubtaig An Rinceoir", also known as "The Gauger", "The High Reel" or "Sandy Duff" is an Irish reel in A Mixolydian (O'Neill/Krassen), A Dorian (O'Neill/1001), A Major (O'Neill/1850) or A Major/Mixolydian (Miller). The parts are played AB (O'Neill) or AABB (Miller).
The tune was recorded in 1929 on 78 RPM by banjo player Neil Nolan (1894 - 1984).
It was printed in Miller's Fiddler's Throne (2004), Krassen's O'Neill's Music of Ireland (1976), O'Neill's Music of Ireland: 1850 Melodies (1903) and Dance Music of Ireland: 1001 Gems (1907).
It was recorded by Neil Nolan (banjo) (78RPM) (1929), Jimmy Power, Lucy Farr and Andy Boyle on Paddy in the Smoke (1967), Michael Gorman on The Fiddle Music of County Sligo (1970), Tony Mac Mahon, Noel Hill and Iarla Ó Lionáird on Music of Dreams (1993), Mike and Mary Rafferty on The Dangerous Reel (1995), The Kilfenora Céilí Band on Live in Lisdoonvarna (2002), Peter Horan and Gerry Harrington on The Merry Love to Play (2007) and Lough Ree Ceili Band on Keep 'er Lit (2008).