Cornelius Vanderbilt was born 8 May 1821 in New Dorp, Staten Island, New York, United States to William Henry Vanderbilt (1821-1885) and Maria Louisa Kissam (1821-1896) and died 8 December 1885 1 West 57th St, Manhattan, New York, United States of unspecified causes. He married Alice Claypoole Gwynne (1845-1934) 4 February 1867 in Church of the Incarnation, Madison Avenue, Manhattan, New York, United States.
Children
| Name | Birth | Death | Joined with |
| Alice Gwynne Vanderbilt (1869-1874) | |||
| William Henry Vanderbilt (1870-1892) | |||
| Cornelius Vanderbilt (1873-1942) | 5 September 1873 Manhattan, New York County, New York, United States | 1 March 1942 Miami Beach, Miami-Dade County, Florida, United States | Grace Graham Wilson (1870-1953) |
| Gertrude Vanderbilt (1875-1942) | 9 January 1875 New York City, New York, United States | 18 April 1942 New York City, New York, United States | Harry Payne Whitney (1872-1930) |
| Alfred Gwynne Vanderbilt (1877-1915) | 20 October 1877 New York City, New York, United States | 7 May 1915 | Ellen Tuck French (1879-1948) Margaret Mary Emerson (1884-1960) |
| Reginald Claypoole Vanderbilt (1880-1925) | 19 December 1880 Staten Island, New York, United States | 4 September 1925 Sandy Point Farm, Portsmouth, Rhode Island, United States | Cathleen Gebhard Neilson (1882-1927) Maria Mercedes Morgan (1904-1965) |
| Gladys Moore Vanderbilt (1886-1965) | |||
Footnotes (including sources)
| ‡ General |
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