"Sweet Biddy Daly", in Gaelic "Brigidin Deas Ní Dalaig", is similar to "Buttermilk Mary", "Coleman’s Favourite", "The Frolicksome Dame", "Haley’s", "A Health to the Ladies", "The Irish Miller", "The Mountain Road" and others is an Irish double jig in A Major. The parts are played AA’B (Moylan) or AABB (O’Malley, O’Neill).
It was printed in Moylan's Johnny O’Leary (1994), O’Malley's Luke O’Malley’s Collection of Irish Music, vol. 1 (1976), O'Neill (Krassen) (1976), O'Neill's Music of Ireland: 1850 Melodies (1903) and O'Neill's Dance Music of Ireland: 1001 Gems (1907). It was recorded by Paddy Glackin & Robbie Hannan on The Whirlwind (1995) and Seamus and Manus McGuire on Humours of Lissadell.