St. Mary Cathedral is a cathedral of the Roman Catholic Church in Lansing, Michigan one block north of the Michigan State Capitol. It is the seat of the bishop of the Roman Catholic Diocese of Lansing. The style church was designed by E. A. Bond in the Gothic Revival style. Construction began in 1911 and was completed in 1913. The stained glass windows were made in Munich, Germany and installed in 1923. In 1937, the church became the cathedral for the newly formed Diocese of Lansing.