Ursuline Academy is a private, all-girls Roman Catholic high school in Oakland, Missouri It is located in the Roman Catholic Archdiocese of Saint Louis, and was founded in 1848.

Notable alumnae

• Nicole Galloway (b. 1982): politician, state auditor of Missouri
• Lillian Gish (1893–1993): stage and film actress
• Laura Sawyer (1885–1970): silent film actress
• Bridget Walsh Moore (b. 1988): politician, Missouri State House of Representatives