Harold Fraser-Simson (1873–1958) was a British composer and lyricist known for his contributions to musical theatre and light music in the early 20th century. He primarily worked in the genres of operetta and revue, crafting works that blended wit with poignant melodies. Fraser-Simson is perhaps best remembered for his collaboration with playwright and lyricist Arthur Wimperis, producing popular songs and shows during the 1920s and 1930s. Notable works include the musical "The Cingalee" (1916), which featured the well-known song "The Song of the Cingalee," and "The Three Musketeers" (1928), which showcased his ability to adapt classic literature into engaging musical formats. His songs often reflected the social and cultural sentiments of his time, garnering significant popularity in music halls and theatres. Fraser-Simson's impact on music lies in his role in the development of British musical theatre, helping to pave the way for future composers and lyricists in the genre. His work is characterized by its melodic charm and clever lyrics, contributing to the rich tapestry of early 20th-century British entertainment. His legacy endures through the continued performance of his songs and the influence he had on subsequent musical theatre composers.