1747 - 1837 (90 years)
| Brigadier General Nathaniel Collins McLean | |
| B: | 2 Feb 1818 |
| Cincinnati, Hamilton, Ohio, United States | |
| D: | 4 Jan 1905 |
| Bellport, Suffolk, New York, United States | |
| Caroline Burnet | |
| B: | 21 Aug 1820 |
| Cincinnati, Hamilton, Ohio, United States | |
| M: | 5 Sep 1838 |
| Of Cincinatti, Hamilton, Ohio | |
| D: | 15 Apr 1856 |
| Cincinnati, Hamilton, Ohio, United States | |
| Nathalie Mclean | |
| B: | 31 Oct 1867 |
| Frontenac, Goodhue, Minnesota, United States | |
| D: | 28 Sep 1950 |
| Mary Louise Mclean | |
| B: | 9 Jul 1865 |
| Cincinnati, Hamilton, Ohio, U.S. | |
| D: | 6 Sep 1929 |
| Sarah Homans McLean | |
| B: | 17 Mar 1908 |
| Manhattan, New York, New York, United States | |
| D: | 30 Jan 2008 |
| Washington | |
| Marshall Mclean | |
| B: | 27 Jun 1869 |
| Frontenac, Goodhue, Minnesota, United States | |
| Helen Houston Homans | |
| B: | 8 Feb 1877 |
| Englewood, Bergen, New Jersey, United States | |
| M: | 27 Jun 1907 |
| Manhattan, New York City, New York, United States | |
| D: | 29 Mar 1949 |
| New York City, New York, United States | |
| Larz Anderson Mclean | |
| B: | 7 Feb 1864 |
| Cincinnati, Hamilton, Ohio, U.S. | |
| D: | 20 May 1876 |
| Henriette Post McLean | |
| B: | 19 Sep 1872 |
| Walnut Hills, Hamilton, Ohio, United States | |
| D: | 1 Jan 1963 |
| Boston, Suffolk, Massachusetts, United States | |
| Elizabeth Maud Mclean | |
| B: | 30 Aug 1862 |
| Cincinnati, Hamilton, Ohio, United States | |
| D: | 30 Jan 1943 |
| Massachusetts, United States | |
| Nathaniel Collins Mclean | |
| B: | 26 May 1861 |
| Cincinnati, Hamilton, Ohio, U.S. | |
| D: | Jul 1861 |
| Mary Louise Thompson | |
| B: | 14 Nov 1835 |
| Louisville, Jefferson, Kentucky, United States | |
| M: | 1 Jun 1858 |
| Louisville, Jefferson, Kentucky, United States | |
| D: | 18 Aug 1908 |
| Vancouver, Clark, Washington, United States | |
| John McLean | |
| B: | 11 Mar 1785 |
| Morris, New Jersey, United States | |
| D: | 4 Apr 1861 |
| Cincinnati, Hamilton, Ohio, United States | |
| Rebecca Edwards | |
| B: | 11 Mar 1786 |
| Newport, Campbell, Kentucky, United States | |
| M: | 29 Mar 1807 |
| Newport, Campbell, Kentucky, United States | |
| D: | 5 Dec 1841 |
| Cincinnati, Hamilton, Ohio, United States | |
| Sarah Bella Ludlow | |
| B: | 1802 |
| Cincinnati, Hamilton, Ohio, United States | |
| M: | 2 Mar 1843 |
| Washington, District of Columbia, United States | |
| D: | 13 Jan 1882 |
| Cincinnati, Hamilton, Ohio, United States | |
|
| Fergus McLean | |
| B: | 1747 |
| Coleraine, Londonderry, Ireland | |
| D: | 11 Feb 1837 |
| Clear Creek Township, Warren, Ohio, United States | |
| Sophia Blackford | |
| B: | 1755 |
| Piscataway, Middlesex, New Jersey | |
| M: | Abt 1781 |
| Morris, New Jersey, United States | |
| D: | 1 Nov 1839 |
| Warren, Ohio, United States | |
