Lake Mary or Mary Lake may refer to:

• Lake Mary, Queensland, a locality in the Shire of Livingstone

• Marylake Augustinian Monastery, the property, monastery and retreat centre in King City, Ontario, Canada
• Mary Lake (Ontario), a small lake

• Lake Mary, California, an unincorporated community
• Lake Mary, Florida, a city in Seminole County, Florida
• Lake Mary Township, Douglas County, Minnesota

• Lake Mary (Arizona), a reservoir south east of Flagstaff
• Lake Mary (California), a lake near Lake Mary, California in Mono County
• Mary Lake (California), a lake in Redding, California
• Mary Lake (Clearwater and Hubbard counties, Minnesota)
• Lake Mary (Crow Wing County, Minnesota)
• Lake Mary (Douglas County, Minnesota)
• Lake Mary (Wisconsin), see Meromictic lake
• Mary Lake, a lake in Le Sueur County, Minnesota
• Lake Mary, a lake in McLeod County, Minnesota
• Mary Lake, a lake in Watonwan County, Minnesota
• Lake Mary (South Dakota)

• Llyn Mair, the Welsh name for Mary's Lake, an artificial lake in North Wales

This disambiguation page lists articles associated with the title Lake Mary.
If an internal link led you here, you may wish to change the link to point directly to the intended article.