| Name | Relationship with Holly Ferguson | Civil | Canon |
| Grogan, Owen | 2nd cousin twice removed | VIII | 5 |
| Grogan, Rachel A. | 2nd great-grandaunt | VI | 5 |
| Grogan, Sarah Catherine | 2nd great-grandaunt | VI | 5 |
| Grogan, Sarah Jane | 1st cousin 3 times removed | VII | 5 |
| Grogan, Sinthy A. | 2nd great-grandmother | IV | 4 |
| Grogan, Susan A. | 2nd great-grandaunt | VI | 5 |
| Grogan, Tilda | 2nd cousin twice removed | VIII | 5 |
| Grogan, unknown | 2nd great-grandaunt | VI | 5 |
| Grogan, Warren | 3rd cousin once removed | IX | 5 |
| Grogan, Wilbur | 3rd cousin once removed | IX | 5 |
| Grogan, William E. | 2nd great-granduncle | VI | 5 |
| Grogan, Willis | 3rd cousin once removed | IX | 5 |
| Gross, Thomas Benton | Husband of the 2nd cousin 3 times removed | | |
| Groves, Mr. | Husband of the 1st cousin 6 times removed | | |
| Grusaky, Donna | Half niece of the husband | | |
| Grusaky, Edward Raymond | Half brother-in-law | | |
| Grusaky, Harold | Half brother-in-law | | |
| Grusaky, Harold, Jr. | Half nephew of the husband | | |
| GRUSAKY, Infant | Brother-in-law | | |
| Grusaky, John | Half brother-in-law | | |
| Grusaky, John J. | Father-in-law | | |
| GRUSAKY, John Paul | Husband | | |
| Grusaky, Mae | Half sister-in-law | | |
| Grusaky, Male | Half grandnephew of the husband | | |
| Grusaky, Male | Half grandnephew of the husband | | |
| Grusaky, Mary Ann | Half niece of the husband | | |
| GRUSAKY, Mary Elizabeth | Sister-in-law | | |
| GRUSAKY, No children | Daughter | I | 1 |
| Half 31st cousin | LXIV | 32 |
| Grusovsky, Anthony | Great-grandfather of the husband | | |
| Grusovsky, Gabriel | Grandfather of the husband | | |
| Gudiel, Fernan | 24th great-grandfather | XXVI | 26 |
| Gudiel, Maria Fernandez | 23rd great-grandmother | XXV | 25 |
| Wife of the half 6th cousin 24 times removed | | |
| Gudiel, Maria Garcia | 21st great-grandmother | XXIII | 23 |
| Wife of the half 8th cousin 22 times removed | | |
| Gulley, Grace Ernistine | Wife of the 2nd cousin twice removed | | |
| Gurley, Melissa | 1st cousin once removed | V | 3 |
| Gurley, Michael Kendall | Husband of the 1st cousin | | |
| Guttierrez, Pedro | 25th great-grandfather | XXVII | 27 |
| Half 3rd cousin 28 times removed | XXXVI | 32 |
| Guzik, Mary | Great-grandmother of the husband | | |
| Guzzi, Melissa | Wife of the 1st cousin once removed | | |
| Wife of the half 31st cousin | | |
| Ham, Philip Steven Gaylord | 2nd cousin twice removed | VIII | 5 |
| Ham, William David | Husband of the 1st cousin 3 times removed | | |
| Hambrook, Rosemary | Wife of the 1st cousin once removed | | |
| Hamilton, Margaret A. | 3rd great-grandmother | V | 5 |
| Hamlake), Margery (Margaret) DESPENCER (B. Ros of | Wife of the 16th great-granduncle | | |
| Hammer, John | Husband of the 6th great-grandaunt | | |