St. Xavier's High School, Patna (often abbreviated as SXS Patna or SXHS), is a private Catholic primary and secondary school, located in the neighborhood of Gandhi Maidan in Patna, Bihar, India.

Established in 1940, it is the oldest Jesuit school[2] in the city of Patna and in the state of Bihar, established by missionaries from the American Chicago Province of the Society of Jesus.

[3] Founded in 1940, The independent, non-diocesan school is operated by the Patna Province of the Society of Jesus and located in the heart of the city of Patna[citation needed].

it is named after St. Francis Xavier, a Spanish Jesuit saint of the 16th century, who travelled to India.

The school is affiliated to the Council for the Indian School Certificate Examinations, New Delhi as well as the Bihar School Examination Board, Patna.