Fatima National High School (FNHS) is a public secondary education institution located in General Santos, South Cotabato. The school was established on September 1, 1999 to cater to students in barangay Fatima by providing quality and affordable education.

The school is currently implementing a K12 basic education program offering both junior and senior high school in accordance with the resolution that was ordered by the department of education (DEPED). It has STEM Strand, ABM Strand, HUMSS Strand and GAS under the Academic Track as well as Technical Vocational and Livelihood TVL Track which equips with students with skills for its senior high school program.