Mother Mary Baptista Aloysius Lynch (1823–1887) was an Irish-born Ursuline nun and the founding superior of the Ursuline community in Columbia, South Carolina. She is known for her leadership during the Civil War as she helped establish the Ursuline Convent and Academy in Columbia. She became a prominent religious figure in the region. Her legacy left a strong impact through her work in education, her connections to Bishop Patrick Lynch, and her role during the 1865 Burning of Columbia.