FSHS may refer to:
Father, Son, and Holy Spirit
Schools Fairfax Senior High School, in Los Angeles, California, United States Fairmont Senior High School, in Fairmont, West Virginia, United States Fargo South High School, in Fargo, North Dakota, United States Fort Saskatchewan Senior High School, in Fort Saskatchewan, Alberta, Canada Fort Stockton High School, in Fort Stockton, Texas, United States Fort Street High School, in Sydney, New South Wales, Australia Franklin Senior High School (Louisiana), in Franklin, Louisiana Franklin-Simpson High School, in Franklin, Kentucky, United States Fremont Senior High School (Nebraska), in Fremont, Nebraska, United States Lawrence Free State High School, in Lawrence, Kansas, United States National Fengshan Senior High School, in Fengshan District, Kaohsiung City, Taiwan
See also FSH (disambiguation)