Mary Crowninshield was born 24 September 1778 in Salem, Essex County, Massachusetts, United States to George Crowninshield (1734-1815) and Mary Derby (1737-1813) and died 20 September 1835 Salem, Essex County, Massachusetts, United States of unspecified causes. She married Nathaniel Silsbee (1773-1850) 12 December 1802 .
Children
| Name | Birth | Death | Joined with |
| (infant daughter) Silsbee (1803-1803) | |||
| Nathaniel Silsbee (1804-1881) | 28 December 1804 Salem, Essex County, Massachusetts, United States | 9 July 1881 Milton, Norfolk County, Massachusetts, United States | Marianne Cabot Devereux (1812-1889) |
| Mary Crowninshield Silsbee (1809-1887) | |||
| Georgiana Crowninshield Silsbee (1824-1901) | 29 January 1824 Salem, Essex County, Massachusetts, United States | 25 January 1901 Boston, Suffolk County, Massachusetts, United States | Francis Henry Appleton (1823-1854) Henry Saltonstall (1828-1894) |
Footnotes (including sources)