| Name | Relationship with Michael Biddulph | Civil | Canon |
| Rabey | Husband of the great-grandaunt | | |
| Radford, Henry Wyatt | Husband of the 3rd great-grandaunt | | |
| Husband of the 7th cousin 4 times removed | | |
| Husband of the 6th cousin 6 times removed | | |
| Husband of the 7th cousin 6 times removed | | |
| Husband of the 8th cousin 4 times removed | | |
| Ragen, Catherine (Kate) | 2nd great-grandmother | IV | 4 |
| Ragen, Daniel | 2nd great-granduncle | VI | 5 |
| Ragen, Daniel | 3rd great-grandfather | V | 5 |
| Ragen, Honorah | 2nd great-grandaunt | VI | 5 |
| Ragen, James | 2nd great-granduncle | VI | 5 |
| Ranclaud, Charles Boscawen | Husband of the 2nd great-grandaunt | | |
| Husband of the 8th cousin 3 times removed | | |
| Husband of the 7th cousin 5 times removed | | |
| Husband of the 8th cousin 5 times removed | | |
| Husband of the 9th cousin 3 times removed | | |
| Regan, Michael | 2nd great-granduncle | VI | 5 |
| Richards, Calvin Pascoe | Father-in-law | | |
| Richards, Jane Stephanie | Wife | | |
| Rider, William Dudley | Husband of the 2nd great-grandmother | | |
| Rippinton, Dorothy | Wife of the 6th great-grandfather | | |
| Roberts, Edward | Husband of the 3rd great-grandaunt | | |
| Husband of the 7th cousin 4 times removed | | |
| Husband of the 6th cousin 6 times removed | | |
| Husband of the 7th cousin 6 times removed | | |
| Husband of the 8th cousin 4 times removed | | |
| Rock, Thomas | Husband of the 5th great-grandmother | | |
| Rogers, Christiana | 16th great-grandmother | XVIII | 18 |
| Rossmandress, Amy | 13th great-grandmother | XV | 15 |
| Roydon, Elizabeth | 11th great-grandmother | XIII | 13 |
| Roydon, Thomas | 13th great-grandfather | XV | 15 |
| Roydon, Thomas | 12th great-grandfather | XIV | 14 |
| Salwey, Humphrey | Husband of the 9th great-grandaunt | | |
| Husband of the 1st cousin 10 times removed | | |
| Sanders, Mary | 10th great-grandmother | XII | 12 |
| Sanders, William | 11th great-grandfather | XIII | 13 |
| Sarah | 6th great-grandmother | VIII | 8 |
| Saxby, Margaret | 12th great-grandmother | XIV | 14 |
| Saxby, Thomas | 13th great-grandfather | XV | 15 |
| Schuts, Barbara Beijken | 10th great-grandmother | XII | 12 |
| Scott, Maria | 7th great-grandmother | IX | 9 |
| Wife of the 3rd cousin 10 times removed | | |
| Wife of the 4th cousin 8 times removed | | |
| Scudamore, Jane | 11th great-grandmother | XIII | 13 |
| Segrave, Margaret | 20th great-grandmother | XXII | 22 |
| 21st great-grandmother | XXIII | 23 |
| Sewell, George | Husband of the great-grandaunt | | |
| Shepherd, Ann | 3rd great-grandmother | V | 5 |
| Shepherd, Thomas | 4th great-grandfather | VI | 6 |
| Skeffington, (Sir)William | 9th great-grandfather | XI | 11 |