St Mary's Convent High School (alternatively St Mary's Convent Girl's High School) is a private Catholic primary and secondary school for girls located on Foujdari Road in Hyderabad in the Sindh province of Pakistan. It was founded as a part of St Bonaventure's High School specifically aimed at the educational needs of girls in the city. The convent is run by resident nuns of the Catholic Diocese of Hyderabad.