1896 - 1990 (93 years)
| Arden Duke Cromwell | |
| B: | 11 Jul 1940 |
| Honolulu, Oahu, Honolulu, Hawaii, United States | |
| D: | 12 Jul 1940 |
| Honolulu, Oahu, Honolulu, Hawaii, United States | |
| James Henry Roberts Cromwell | |
| B: | 4 Jun 1896 |
| New York City, New York County, New York, United States | |
| D: | 19 Mar 1990 |
| Mill Valley, Marin, California, United States | |
| Doris Duke | |
| B: | 22 Nov 1912 |
| New York City, New York County, New York, United States | |
| M: | 13 Feb 1935 |
| Manhattan, New York City, New York, United States | |
| D: | 28 Oct 1993 |
| Beverly Hills, Los Angeles, California, United States | |
