Daniel Coit Gilman was born 6 July 1831 in Norwich, New London County, Connecticut, United States to William Charles Gilman (1795-1863) and Eliza Coit (1796-1868) and died 13 October 1908 Norwich, New London County, Connecticut, United States of unspecified causes. He married Mary Van Winker Ketcham (1834-1869) 4 December 1861 .
Children
| Name | Birth | Death | Joined with |
| Alice Gilman (1863-) | |||
| Elisabeth Coit Gilman (1867-1950) | |||
Siblings
| Name | Birth | Death | Joined with |
| Elizabeth Coit Gilman (1821-1892) | |||
| Edward Whiting Gilman (1823-1900) | |||
| Maria Petit Gilman (1824-1906) | |||
| Harriet Lathrop Gilman (1828-1881) | |||
| Daniel Coit Gilman (1831-1908) | 6 July 1831 Norwich, New London County, Connecticut, United States | 13 October 1908 Norwich, New London County, Connecticut, United States | Mary Van Winker Ketcham (1834-1869) Elisabeth Dwight Woolsey (1838-1910) |
| William Charles Gilman (1833-1922) | |||
| Emily Serena Gilman (1835-1910) | |||
| Louisa Gilman (1838-1922) | |||
| Caroline Gilman (1840-1844) | |||