| Name | Birth date | Relationship with Floyd Williams |
| | | Husband of the 3rd cousin 32 times removed |
| Baldwin, Jane | Abt. 1599 | 9th great-grandmother |
| | | Wife of the half 21st cousin 11 times removed |
| Bartherus | WFT Est. 154-180 | 55th great-grandfather |
| Bassamus | WFT Est. Bef. 100 | 78th great-grandfather |
| Beatrice, Of Savoy | WFT Est. 1179-1203 | 25th great-grandmother |
| Beauclerc Henry I | Abt. September 1068 | 28th great-grandfather |
| | | 5th cousin 30 times removed |
| | | 6th cousin 31 times removed |
| | | 8th cousin 29 times removed |
| | | 7th cousin 31 times removed |
| | | 8th cousin 30 times removed |
| | | Husband of the half 2nd cousin 30 times removed |
| | | Husband of the 7th cousin 29 times removed |
| | | Husband of the 8th cousin 30 times removed |
| Begga, Of Landen | WFT Est. 597-621 | 42nd great-grandmother |
| Beli | WFT Est. Bef. 100 | 63rd great-grandfather |
| Berengar I | Abt. 850 | 34th great-grandfather |
| Berengar II | Bef. 910 | 32nd great-grandfather |
| Berengar, Eleanor, Of Provence | 1223 | 24th great-grandmother |
| | | Wife of the half 6th cousin 26 times removed |
| | | Wife of the 9th cousin 26 times removed |
| | | Wife of the 10th cousin 27 times removed |
| | | Wife of the 11th cousin 25 times removed |
| | | Wife of the 12th cousin 25 times removed |
| | | Wife of the 11th cousin 27 times removed |
| | | Wife of the 12th cousin 26 times removed |
| Berengar, Raymond IV | WFT Est. 1171-1200 | 25th great-grandfather |
| Berengars II, King Of Italy | WFT Est. 866-932 | 32nd great-grandfather |
| Berta | WFT Est. 703-729 | 39th great-grandmother |
| Berthe | WFT Est. 855-868 | 34th great-grandmother |
| Bertila | Bef. 870 | 34th great-grandmother |
| Bertrada | WFT Est. 703-729 | 39th great-grandmother |
| Billing, Hermann, Duke Of Saxony | WFT Est. 877-924 | 33rd great-grandfather |
| Bishop, Joseph Monroe | WFT Est. 1748-1774 | Husband of the 4th great-grandaunt |
| Blair, Mary | WFT Est. 1714-1739 | 5th great-grandmother |
| Blunt, Edward | | Husband of the grandaunt |
| Bodley, Elizabeth | WFT Est. 1481-1523 | 14th great-grandmother |
| | | Wife of the half 16th cousin 16 times removed |
| | | Wife of the 19th cousin 16 times removed |
| | | Wife of the 20th cousin 17 times removed |
| | | Wife of the 21st cousin 15 times removed |
| | | Wife of the 22nd cousin 15 times removed |
| | | Wife of the 21st cousin 17 times removed |
| | | Wife of the 22nd cousin 16 times removed |
| Boggs, Brenda | Private | Wife of the half 1st cousin |
| Bolgrach, Fiachagh, 55Th King Ire | WFT Est. Bef. 100 | 82nd great-grandfather |
| | | 86th great-grandfather |
| Boson | WFT Est. 879-891 | 33rd great-grandfather |
| Boson III | Bef. 799 | 36th great-grandfather |