Sophie, English music producer, disc jockey and singer (died 2021)

Sophie Xeon, known mononymously as SOPHIE, was a British music producer, songwriter, and DJ. Her work features experimental sound design, "sugary" synthesised textures, and incorporation of underground dance styles. She would help pioneer the 2010s hyperpop microgenre.

September 17 is the 260th day of the year in the Gregorian calendar; 105 days remain until the end of the year.