Fairfield High School may refer to:
Australia
edit- Fairfield High School (New South Wales), Australia
United Kingdom
edit- Fairfield High School, Bristol, in Bristol, England
- Fairfield High School, Peterchurch, in Herefordshire, England
- Fairfield High School for Girls, in Droylsden, Manchester, England
- Fairfield High School, Widnes, in Cheshire, England
United States
edit- Fairfield High Preparatory School, in Fairfield, Alabama
- Fairfield High School (California), in Fairfield, California
- Fairfield Community High School, in Fairfield, Illinois
- Fairfield Junior-Senior High School, in Goshen, Indiana
- Fairfield High School (Iowa), in Fairfield, Iowa
- Fairfield High School (Kansas), in Langdon, Kansas; see Fairfield USD 310
- Fairfield High School (Montana), in Fairfield, Montana
- Fairfield High School (Leesburg, Ohio)
- Fairfield High School (Fairfield, Ohio)
- Fairfield High School (Texas), in Fairfield, Texas
- Fairfield Christian Academy, in Lancaster, Ohio)
- Fairfield Union High School, in Lancaster, Ohio
- Fairfield Warde High School, in Fairfield, Connecticut (renamed from Fairfield HS in 2005)
- Fairfield Ludlowe High School, in Fairfield, Connecticut, split off from Fairfield Warde