| Krist Raj Higher Secondary School | |
| Native Name: | KRHSS |
| Motto: | Servire Deo Regnare Est |
| Motto Translation: | To serve God is to reign |
| Country: | India |
| Nickname: | Rajite |
| Established: | 1948 |
| Pushpin Map: | India Kerala |
| Coordinates: | 8.8844°N 76.6044°W |
| Founder: | Rev. Jerome M. Fernandez |
| Headmaster: | Mr. Royston |
| Teaching Staff: | 52 |
| Employees: | 6 |
| School Code: | 41066 |
| Principal: | Mr.Francis G |
| Affiliations: | State syllabus |
| Medium Of Language: | English and Malayalam |
Krist Raj Higher Secondary School (or Krist Raj HSS/KRHSS) is one of the oldest schools in Kollam District, India, situated about 1 km east of Kollam Junction Railway Station. Built in the year 1948, the school offers classes from 5th Standard to Higher Secondary level.
Krist Raj HSS was founded by the late Bishop of Quilon Rt. Rev. Dr. Jerome. M. Fernandez (in office from 1937-1978) in 1948. The Main Block, the oldest block in the school, stands the test of time and its top floor is alternately used as classrooms and auditorium .
The Golden Jubilee Block which serves the Higher Secondary section of Krist Raj Higher Secondary School, was built in 1998. Biology Science, Commerce, and Humanities were the courses offered first. In 2011, a Computer Science batch was added . It is the only Higher Secondary school in the district which offers French as second language. A new block named Rosa Mystica Block was built in 2012.
The principals of the Krist Raj school