Loudon Park Cemetery is a historic cemetery in Baltimore, Maryland. It was incorporated on January 27, 1853, on 100 acres (40 ha) of the site of the "Loudon" estate, previously owned by James Carey, a local merchant and politician. The entrance to the cemetery is located at 3620 Wilkens Avenue.

Charles Joseph Bonaparte was an American lawyer and political activist for progressive and liberal causes. Originally from Baltimore, Maryland, he served in the cabinet of the 26th U.S. president, Theodore Roosevelt. He was a descendant of the House of Bonaparte: his grandfather was Jérôme Bonaparte, brother of Emperor Napoleon.