[1][6] Her father, Mick O'Brien, is an uilleann piper and schoolteacher from a well-known traditional Irish music family in Artane, Dublin.
[7] Aoife's mother, Fidelma O'Brien, is a banjo player and music teacher, who comes from a large family of Irish dancers and musicians.
[5][6] Aoife went on to study classical violin at the Young European Strings School of Music with teachers Maria Kelemen and Ronald Masin.
[1] She then studied for her master's degree with Prof. Carolin Widmann at the Hochschule fur Musik und Theater, Leipzig, graduating with first-class honours in 2018.
[11] In 2023, Aoife released a collaborative album with Welsh harpist Catrin Finch, Double You, which topped the World Music Charts Europe in December 2023.
Aoife also plays a Hardanger fiddle made by Sigvald Rørlien in the Ole Bull Academy, Vossevangen, Norway in 2018 and features drawings by Wiebke Lüders.
In 2024, they collaborated with the Orlando Philharmonic Orchestra String Quartet, to perform a program that combines their backgrounds in classical and Irish music.