Susan Mary Tomes (born 26 May 1954) is a Scottish pianist, writer and educator. A specialist in chamber music, she has been the pianist of Domus (1979-1995), the Florestan Trio (1995-2012), and the Gaudier Ensemble (1993-), and has performed in many duos and other chamber music combinations. She also plays solo recitals, concertos, gives lecture-recitals, teaches, gives masterclasses at music colleges, and sits on international competition juries. She has made more than fifty CDs, and has published five books.