Keio Shonan-Fujisawa Junior & Senior High School (慶應義塾湘南藤沢中・高等部, Keiō Gijuku Shōnan Fujisawa Chū Kōtōbu) is located on the Shonan Fujisawa Campus of Keio University in Fujisawa, Kanagawa Prefecture, Japan. Since its founding in 1992, the school has been commonly known as Keio SFC, or simply SFC. It is one of the prestigious private secondary schools in the Tokyo area, due to its rich curriculum and environment.

The overwhelming majority (99%) of its students advance to Keio University. In 2006, for example, out of 237 students who entered the senior or final year, 232 were admitted to the various campuses of Keio University.