Patsy Seddon (born Edinburgh, Scotland), BA (Edinburgh University) is a Scottish harpist, violinist and traditional singer in Scots and Gaelic, who performs with bands such as The Poozies and the duo Sileas and solo. She is a former member of Clan Alba and has collaborated with Dougie MacLean, Dick Gaughan, Gerda Stevenson and Karine Polwart. A Kodály-trained music teacher, she teaches harp and singing in Edinburgh schools. Sileas were inducted into the Scottish Traditional Music Hall of Fame in 2013.
Seddon was married to the late Davy Steele of The Battlefield Band.