1862 - 1893 (31 years)
| Kathleen Lanier "Kathy" Harriman | |
| B: | 7 Dec 1917 |
| Manhasset, North Hempstead, Nassau, New York, United States | |
| D: | 17 Feb 2011 |
| Arden, Tuxedo, Orange, New York, United States | |
| Stanley Grafton Mortimer, Jr. | |
| B: | 12 May 1913 |
| Tuxedo Park, Tuxedo, Orange, New York, United States | |
| M: | 1947 |
| United States | |
| D: | 11 Aug 1999 |
| Harriman, Monroe, Orange, New York, United States | |
| Mary Averell Harriman | |
| B: | 14 Jan 1917 |
| New York City, New York, United States | |
| D: | 6 Jan 1996 |
| Arden, Orange, New York, United States | |
| Kathleen Lanier "Kitty" Lawrance | |
| B: | 13 Feb 1893 |
| Manhattan, New York, United States | |
| D: | 24 Jan 1936 |
| New York City, New York, United States | |
| Gov &US Ambas William Averell Harriman | |
| B: | 15 Nov 1891 |
| New York City, New York, United States | |
| M: | 21 Sep 1915 |
| Lenox, Berkshire, Massachusetts, United States | |
| D: | 26 Jul 1986 |
| Yorktown Heights, Yorktown, Westchester, New York, United States | |
| Dr. Eugene Hillhouse Pool | |
| B: | 3 Jun 1874 |
| Staten Island, Richmond, New York, United States | |
| M: | 10 Jun 1932 |
| Westbury, Nassau, New York, United States | |
| D: | 9 Apr 1949 |
| Locust Valley, Nassau, New York, United States | |
| Sarah Eggleston Lanier | |
| B: | 8 Apr 1862 |
| New York City, New York, United States | |
| D: | 20 Apr 1893 |
| Manhattan, New York, New York, United States | |
| Francis Cooper Lawrance, Jr. | |
| B: | 1 May 1858 |
| New York City, New York County, New York, United States | |
| D: | 18 Mar 1904 |
| Pau, Pyrénées-Atlantiques, Aquitaine, France | |
