The Old Burying Ground, also known as Walnut Street Cemetery, was the first cemetery established in Brookline, Massachusetts, in 1717. It was the town's only cemetery for 140 years until the establishment of the Holyhood Cemetery in 1857, and the Walnut Hills Cemetery in 1875. The cemetery is part of the Brookline Town Green Historic District.

• Francis C. Barlow (1834–1896), Civil War general
• Zabdiel Boylston (1679–1766), physician and surgeon
• Amanda M. Edmond (1824–1862), poet
• Barnas Sears (1802–1880), President of Brown University

• Official website
• Walnut Street Cemetery, aka Brookline Cemetery, Old Burying Ground at Find a Grave
• Burials and Inscriptions in the Walnut Street Cemetery of Brookline, Massachusetts
• U.S. Geological Survey Geographic Names Information System: Walnut Street Cemetery