Dr. Martin LeBoldus High School is a Catholic secondary school located in the Hillsdale neighbourhood of south Regina, Saskatchewan, Canada. It is a part of Regina Catholic Schools. Opened February 1, 1976, it replaced the nearby girls' and boys' separate schools. It was named after Martin LeBoldus, former provincial coroner and longtime trustee of the Regina Catholic school system. The school serves students from most of the neighbourhoods in the central, south and east communities of Regina. It also offers a dual track French immersion program.

There are 5 feeder schools: Deshaye Catholic School, St. Elizabeth School, St. Kateri Tekakwitha School, St. Matthew School, and St. Pius X School.