St. Gabriel's High School (abbreviated SGHS) is an educational institution located in Kazipet, in Warangal district of Telangana, India. It was established in 1955 by the late Rev. Bro. Vincent. The school is a Montfortian Institution.

St. Gabriel's High School, Kazipet (Co-Education) is a minority institution, Established by 'The Brothers of St. Gabriel Educational Society' in June 1955. It is recognised by the Government of Telangana and runs classes from L.K.G. to X. It prepares students for S.S.C. Examination through English Medium.

The Society of the Montfort Brothers of St. Gabriel was founded by St. Louis Marie Grignion de Montfort (1673-1716), a Frenchman, for the education of children and youth, especially of poorer families.

The school anthem is Lead, Kindly Light. The school flag has two colours, olive green and white, and the school emblem. These are also the colours of the school uniform and tie.

St. Gabriel's High School's curriculum is as prescribed by the Secondary School Certificate (SSC) board. The medium of instruction is English. It provides computer education to students from nursery-10thgrades. The school's best performance was securing All India Open Category 1st rank in the IIT-JEE 2010 examination.

The school has an enormous playground adjacent to the main block. It includes three Football courts, two Volleyball courts, a Netball court, and two Basketball courts. Two football courts put together made a Cricket ground. Students have one to two drill periods per week.

Competitions like the school level, inter school competitions, selections for the Montfort sports meet and various national programmes are held in the school.

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• Bro. Vincent (1955–1958)
• Bro. John of god (1958–1962)
• Bro. Eugenius (1962–1965)
• Bro. Amancius (1965–1967)
• Bro. Eugene Mary (1967–1971)
• Bro. James Uralil (1971–1974)
• Bro. Berchmanas (1974–1977)
• Bro. Vincent (1977–1980)
• Bro. Lambert Mary (1980–1983)
• Bro. Alexander (1983–1986)
• Bro. Claude (1986–1989)
• Bro. John Kallarackal (1989–1990)
• Bro. M.P. Thomas (1990–1994)
• Bro. K.T. Chacko (1994–1997)
• Bro. John Kallarackal (1997–2000)
• Bro. K.M. Joseph (2000–2004)
• Bro. Bala Bhaskar. M (2004–2007)
• Bro. P.T. Sebastian (2007–2013)
• Bro. Roque D'Cuhna (2013–2015)
• Bro. Maynard Heldt (2015–2017)
• Bro. Jaico Gervasis (2017–2019)
• Bro. Arun Prakash (2019–2023)
• Bro. P. Anthony (2023–)

Every year awards are given to the students with the best academic performance in each section in each class. Best Outgoing Student awards are given to the 10th students, who achieved excellence in academics, literary and cultural activities, and in NCC. A gold medal is given to the best outgoing student who gave the best all round performance.

• 1.SGHS Home page