| Name | Relationship with Brian Mason | Civil | Canon |
|---|
| France, Alix de Navare de Champagne Queen of | 24th great-grandmother | XXVI | 26 |
| France, Constance de Provence Taillefer Queen of | 28th great-grandmother | XXX | 30 |
| France, Gisela of | 34th great-grandaunt | XXXVIII | 37 |
| France, Henry I capet King of | 27th great-grandfather | XXIX | 29 |
| France, Hugh Capet King of | 29th great-grandfather | XXXI | 31 |
| France, Louis VII Capet King of | 24th great-grandfather | XXVI | 26 |
| France, Robert I Capet King of | 31st great-grandfather | XXXIII | 33 |
| France, Robert II "The Pious" Capet King of | 28th great-grandfather | XXX | 30 |
| France, Robert II Capet King of | 28th great-grandfather | XXX | 30 |
| Franconia, Conrad Duke of | Husband of the 1st cousin 31 times removed | | |
| Franconia, Otto I Duke of | 2nd cousin 30 times removed | XXXVI | 33 |
| Franks, Louis II King of East | 35th great-grandfather | XXXVII | 37 |
| Fray, Katherine | 16th great-grandmother of the wife | | |
| French, Charles | 6th great-granduncle | X | 9 |
| French, Edward or Thomas or Robert | 10th great-grandfather | XII | 12 |
| French, Elizabeth | Half 9th great-grandaunt | XIII | 12 |
| French, Hannah | 6th great-grandaunt | X | 9 |
| French, Henry or or Thomas John | 11th great-grandfather | XIII | 13 |
| FRENCH, John | 7th great-grandaunt | XI | 10 |
| French, Mary Catherine | 6th great-grandmother | VIII | 8 |
| French, Rachel | 6th great-grandaunt | X | 9 |
| French, Ricahrd | 6th great-granduncle | X | 9 |
| French, Sarah | 6th great-grandaunt | X | 9 |
| French, Thomas | 9th great-grandfather | XI | 11 |
| French, Thomas | 8th great-grandfather | X | 10 |
| FRENCH, Thomas | 7th great-grandfather | IX | 9 |
| French, Thomas | 6th great-granduncle | X | 9 |
| French, William | 14th great-grandfather | XVI | 16 |
| Friuli, Eberhard of | Husband of the 34th great-grandaunt | | |
| Friuli, Hawise of | 1st cousin 35 times removed | XXXIX | 37 |
| Froxmere, Alice | 17th great-grandmother of the wife | | |
| Froxmere, John | 18th great-grandfather of the wife | | |
| Fullehurst, Isabella De | Wife of the 4th cousin 19 times removed | | |
| Fychan, Gwenhwyfar verch Ednyfed | 21st great-grandaunt of the wife | | |
| Garnet, Alicia | 25th great-grandmother of the wife | | |
| Garnier, Seigneur De Loches | 32nd great-grandfather | XXXIV | 34 |
| Garrett, Elizabeth | 10th cousin 9 times removed | XXXI | 20 |
| Garrett, John | Husband of the 9th cousin 10 times removed | | |
| Garrett, John | 11th great-grandfather of the wife | | |
| Garsinde | 30th great-grandmother | XXXII | 32 |
| Gasciogne, Elizabeth | 12th great-grandmother | XIV | 14 |
| Gasciogne, Sir William | 14th great-grandfather | XVI | 16 |
| GASCOIGNE, (Lord) William | 13th great-grandfather | XV | 15 |
| Gavaudan, Etienne de | 25th great-grandaunt | XXIX | 28 |
| Geberga | 35th great-grandmother of the wife | | |
| George, Duke of Clarence | 1st cousin 16 times removed | XX | 18 |
| Gerard, Constance | 11th cousin 17 times removed | XLI | 29 |
| Gerard, Elizabeth | 14th cousin 14 times removed | XLIV | 29 |
| Gerard, John | Husband of the 10th cousin 18 times removed | | |
| Gerard, Sir Thomas | 21st great-grandfather of the wife | | |