Seamus McGuire was an Irish fiddle player from County Sligo, whose career began with a 1966 victory in the county’s “Fiddler of Dooney” competition. He co‑founded Buttons and Bows with Manus McGuire, Jackie Daly, and Garry O'Briain, and later formed the West Ocean String Quartet with Niamh Crowley, Kenneth Rice, and Neil Martin, blending classical technique with folk idioms. His discography included The Humours of Lissadell (1980), Carousel (1984), Buttons & Bows (1984), The Missing Reel (1990), The Wishing Tree (1995), and albums such as Unwrapping Dreams (2004) and Ae Fond Kiss (2010) with the West Ocean String Quartet. McGuire also collaborated with artists like John Lee, Daithi Sproule, and Maighread Ní Dhomhnaill, boosting his reputation as a leading Irish fiddle player.