| Name | Relationship with Wendy Libby | Civil | Canon |
| Ingersoll, Myron Newberry | 3rd cousin 5 times removed | XIII | 9 |
| Ingersoll, Myrtle L. | 6th cousin twice removed | XVI | 9 |
| Ingersoll, Myrtle R. | 5th cousin 3 times removed | XV | 9 |
| Ingersoll, Nadean | 5th cousin 4 times removed | XVI | 10 |
| Ingersoll, Nancy | 2nd cousin 5 times removed | XI | 8 |
| Ingersoll, Nancy | 5th cousin 5 times removed | XVII | 11 |
| Ingersoll, Nancy | 5th cousin 5 times removed | XVII | 11 |
| Ingersoll, Nancy | 3rd cousin 5 times removed | XIII | 9 |
| Ingersoll, Nancy A. | 6th cousin 3 times removed | XVII | 10 |
| Ingersoll, Nancy Bell | 6th cousin 3 times removed | XVII | 10 |
| Ingersoll, Nancy E. | 5th cousin 4 times removed | XVI | 10 |
| Ingersoll, Nancy Ellen | 6th cousin 3 times removed | XVII | 10 |
| Ingersoll, Nancy Thompson | 5th cousin 4 times removed | XVI | 10 |
| Ingersoll, Nancy Woodbury | 5th cousin 3 times removed | XV | 9 |
| Ingersoll, Naomi | 4th cousin 4 times removed | XIV | 9 |
| Ingersoll, Naomi | 3rd cousin 5 times removed | XIII | 9 |
| Ingersoll, Nathan | 1st cousin | IV | 2 |
| Ingersoll, Nathan | 5th cousin 5 times removed | XVII | 11 |
| Ingersoll, Nathaniel | 1st cousin 8 times removed | XII | 10 |
| Ingersoll, Nathaniel | 2nd cousin 8 times removed | XIV | 11 |
| Ingersoll, Nathaniel | 4th cousin 6 times removed | XVI | 11 |
| Ingersoll, Nathaniel | 5th cousin 5 times removed | XVII | 11 |
| Ingersoll, Nathaniel | 5th cousin 5 times removed | XVII | 11 |
| Ingersoll, Nathaniel | 8th great-granduncle | XII | 11 |
| Ingersoll, Nathaniel | 1st cousin 9 times removed | XIII | 11 |
| Ingersoll, Nathaniel | 3rd cousin 7 times removed | XV | 11 |
| Ingersoll, Nathaniel | 2nd cousin 7 times removed | XIII | 10 |
| Ingersoll, Nathaniel | 2nd cousin 7 times removed | XIII | 10 |
| Ingersoll, Nathaniel | 2nd cousin 6 times removed | XII | 9 |
| Ingersoll, Nathaniel | 3rd cousin 6 times removed | XIV | 10 |
| Ingersoll, Nathaniel | 3rd cousin 6 times removed | XIV | 10 |
| Ingersoll, Nathaniel | 5th cousin 5 times removed | XVII | 11 |
| Ingersoll, Nathaniel | 5th cousin 5 times removed | XVII | 11 |
| Ingersoll, Nathaniel | 4th cousin 5 times removed | XV | 10 |
| Ingersoll, Nathaniel Babcock | 6th cousin 4 times removed | XVIII | 11 |
| Ingersoll, Nathaniel Bowditch | 7th cousin 3 times removed | XIX | 11 |
| Ingersoll, Nathaniel Lowe | 3rd cousin 5 times removed | XIII | 9 |
| Ingersoll, Nathaniel Lowe | 4th cousin 4 times removed | XIV | 9 |
| Ingersoll, Nathaniel Merritt | 5th cousin 4 times removed | XVI | 10 |
| Ingersoll, Nathaniel, Jr. | 4th cousin 5 times removed | XV | 10 |
| Ingersoll, Nathaniel, Jr. | 6th cousin 4 times removed | XVIII | 11 |
| Ingersoll, Nehemiah | 1st cousin 6 times removed | X | 8 |
| Ingersoll, Nehemiah | 6th great-granduncle | X | 9 |
| Ingersoll, Nehemiah | 5th great-granduncle | IX | 8 |
| Ingersoll, Nehemiah | 1st cousin 6 times removed | X | 8 |
| Ingersoll, Nehemiah | 1st cousin 6 times removed | X | 8 |
| Ingersoll, Nellie | 7th cousin 3 times removed | XIX | 11 |
| Ingersoll, Nelson | 4th cousin 4 times removed | XIV | 9 |
| Ingersoll, Nelson | 6th cousin 3 times removed | XVII | 10 |
| Ingersoll, Nettie | 6th cousin 3 times removed | XVII | 10 |