| Generation 1 | |
| [ 1.01 2] Landon Ludwell Lea (1871-1878) | MS- |
| Generation 2 | |
| [ 1.02 3] James Monroe Lea (1837-1891) | MS |
| [ 2.01 4] Florence McKnight (1847-) | MS |
| Generation 3 | |
| [ 1.03 5] Landon Ludwell Lea (1810-1890) | MS |
| [ 2.02* ] Hamilton `Ham` McKnight (1819-1869) | MS |
| [ 3.01 6] Emily Robinson (1820-1841) | MS--MS |
| [ 4.01* ] Nancy B. Hardwick (1823-) | AL-MS |
| Generation 4 | |
| [ 1.04 7] David Lea (1779-1844) | NC-TN-MS |
| [ 3.02* ] James Robinson (1762-1834) | VA-MS |
| [ 5.01 8] Nancy Clay (1781-1858) | VA-TN-MS |
| [ 6.01 9] Catherine McLain (1781-1850) | |
| Generation 5 | |
| [ 1.05 10] Luke Lea (1739-1813) | VA-NC-TN-MS |
| [ 5.02 12] James Clay (~1737-1790) | VA |
| [ 6.02* ] Daniel McLain (1740-1782) | SCT-SC |
| [ 7.01 11] Elizabeth Wilson (1739-1792) | PA-NC-TN |
| [ 8.01* ] Margaret Muse (1737-1832) | MS |
| [ 9.01* ] Sarah Jane Parker (1755-1800) | MS |
| Generation 6 | |
| [ 1.06* ] James Lea (1718-1788) | VA-NC |
| [ 5.03 13] Charles Clay (~1701-) | |
| [ 7.02* ] Andrew Wilson (~1703-) | |
| [10.01* ] Ann Herndon (~1718-) | |
| [11.01* ] _____ Ruth (~1703-) | |
| [12.01* ] _____ Sarah (~1701-) | |
| Generation 7 | |
| [ 5.04* ] Charles Clay (~1665-) | |
| [13.01* ] Hannah Wilson (~1665-) |
