Beatrice Mary June Gordon, Marchioness of Aberdeen and Temair, CBE, GCStJ, DL, FRSE, FRCM, FRSAMD (née Boissier; 29 December 1913 – 22 June 2009), commonly known as Lady Aberdeen, was a professional musician and patron of the Aberdeen International Youth Festival and founder and Musical Director of Haddo House Choral & Operatic Society.