Maud Emily Marshall was born on August 5, 1868, in Stoke Newington, London. She came from a wealthy family; her father worked as a banker. The family lived comfortably and had four servants at home. Maud later married Stewart Marshall, and the couple had three children named Stewart R. Marshall, Helen R. Marshall, and Evelyn Marshall. Although details about her life are limited, she is recognized for her work in music. Marshall composed a variety of musical works across different styles. She earned recognition by winning the Cobbett Prize for her piano trio. Among her compositions are a Piano Concerto in A major and chamber pieces like the Phantasy Piano Trio and several string quartets. She published solo piano pieces such as "Fantasiestuck" and "Scherzo Valse," along with songs including "A Song of May." In addition to instrumental music, Marshall explored musical monologues and wordless plays, showing her interest in different forms of musical expression. She lived most of her life in London and passed away on October 30, 1951, in Kensington. Her body of work demonstrates a range of refined and diverse compositions that contribute to her lasting legacy.