| Name | Relationship with Wendy Libby | Civil | Canon |
| Ingersoll, William | 2nd cousin 7 times removed | XIII | 10 |
| Ingersoll, William | 3rd cousin 6 times removed | XIV | 10 |
| Ingersoll, William | 2nd cousin 7 times removed | XIII | 10 |
| Ingersoll, William | 5th great-grandfather | VII | 7 |
| Ingersoll, William | 3rd cousin 6 times removed | XIV | 10 |
| Ingersoll, William | 3rd cousin 6 times removed | XIV | 10 |
| Ingersoll, William | 2nd cousin 6 times removed | XII | 9 |
| Ingersoll, William | 6th cousin 4 times removed | XVIII | 11 |
| Ingersoll, William | 4th cousin 5 times removed | XV | 10 |
| Ingersoll, William | 5th cousin 4 times removed | XVI | 10 |
| Ingersoll, William | 6th cousin 3 times removed | XVII | 10 |
| Ingersoll, William | 5th cousin 3 times removed | XV | 9 |
| Ingersoll, William | 6th cousin 3 times removed | XVII | 10 |
| Ingersoll, William | 7th cousin 3 times removed | XIX | 11 |
| Ingersoll, William | 5th cousin 3 times removed | XV | 9 |
| Ingersoll, William | 6th cousin twice removed | XVI | 9 |
| Ingersoll, William Bowker | 4th cousin 4 times removed | XIV | 9 |
| Ingersoll, William C. | 3rd cousin 5 times removed | XIII | 9 |
| Ingersoll, William Edwin | 5th cousin 4 times removed | XVI | 10 |
| Ingersoll, William Eugene | 6th cousin 4 times removed | XVIII | 11 |
| Ingersoll, William F. | 3rd cousin 4 times removed | XII | 8 |
| Ingersoll, William Gray | 3rd cousin 6 times removed | XIV | 10 |
| Ingersoll, William Hale | 5th cousin 5 times removed | XVII | 11 |
| Ingersoll, William Hamilton | 5th cousin 3 times removed | XV | 9 |
| Ingersoll, William Henry | 5th cousin 3 times removed | XV | 9 |
| Ingersoll, William Hezekiah | 4th cousin 5 times removed | XV | 10 |
| Ingersoll, William John Delamater | 6th cousin 4 times removed | XVIII | 11 |
| Ingersoll, William M. | 4th cousin 4 times removed | XIV | 9 |
| Ingersoll, William Medifer | 5th cousin 3 times removed | XV | 9 |
| Ingersoll, William P. | 4th cousin 5 times removed | XV | 10 |
| Ingersoll, William Richard | 6th cousin twice removed | XVI | 9 |
| Ingersoll, William Stickney | 6th cousin 4 times removed | XVIII | 11 |
| Ingersoll, William Walker | 4th cousin 4 times removed | XIV | 9 |
| Ingersoll, William, Jr | 3rd cousin 6 times removed | XIV | 10 |
| Ingersoll, William, Jr | 3rd cousin 5 times removed | XIII | 9 |
| Ingersoll, Winfield Scott | 5th cousin 3 times removed | XV | 9 |
| Ingersoll, Winfield Scott | Great-grandfather | III | 3 |
| Ingersoll, Winfred Clyde | 7th cousin twice removed | XVIII | 10 |
| Ingersoll, Winfred James | 6th cousin 3 times removed | XVII | 10 |
| Ingersoll, Winifred | 6th cousin twice removed | XVI | 9 |
| Ingersoll, Zebulon | 1st cousin 7 times removed | XI | 9 |
| Ingersoll, Zebulon | 2nd cousin 6 times removed | XII | 9 |
| Ingersoll, Zebulon | 3rd cousin 5 times removed | XIII | 9 |
| Ingersoll, Zelma | 7th cousin 3 times removed | XIX | 11 |
| Ingerson, Abigail | 2nd great-grandaunt | VI | 5 |
| Ingerson, Augusta M. | 1st cousin 3 times removed | VII | 5 |
| Ingerson, Charles B. | 1st cousin 3 times removed | VII | 5 |
| Ingerson, David | 1st cousin 3 times removed | VII | 5 |
| Ingerson, David | 2nd great-granduncle | VI | 5 |
| Ingerson, Elizabeth | 2nd great-grandaunt | VI | 5 |