| # |
Last Name, Given Name(s)  |
Person ID |
Born/Christened  |
Location |
| 401 |
 Heiress of Scone Bethoc | I2057 | b. 984 | Forfar, Angus, Scotland, United Kingdom  |
| 402 |
King of Castile Bile | I4302 | b. 1813 BC | |
| 403 |
King of Strathclyde Bili | I4578 | b. 600 | |
| 404 |
Bilichild of Maine | I1093 | | |
| 405 |
King of Sweden Bjorn Ericsson | I2853 | | |
| 406 |
King of Britain Blaedud | I4516 | b. 920 BC | |
| 407 |
Blanche of Castile | I908 | b. 1187 | Valencia, Spain |
| 408 |
Prince of Deheubath Bleddyn Ap Cynfyn | I2913 | | |
| 409 |
Duke of Cornwall Bleiddud Ap Asser | I4489 | b. 900 BC | |
| 410 |
Princess of Cologne Blithilde | I4739 | b. 525 | |
| 411 |
Blitildis of the Franks | I1871 | | |
| 412 |
Boath of Scythia | I4321 | b. Abt 2533 BC | |
| 413 |
Boede of Scotland | I2085 | b. 990 | |
| 414 |
Bormard of Senlis | I4145 | | |
| 415 |
Count of Burgundy Boso | I2336 | | |
| 416 |
Margrave of Tuscany Boso | I2129 | b. 904 | |
| 417 |
Queen of Iceni Boudica | I4565 | b. 0008 BC | |
| 418 |
King of Ireland Brain Boruma Maccennetig | I2575 | b. 926 | |
| 419 |
King of Leinster Bran Ardchenn | I2902 | | |
| 420 |
King of Siluria Bran Fendigaid Ap LLyr | I4647 | b. 0010 BC | |
| 421 |
King of Leinster Bran Mutt Macconall | I2590 | b. 670 | |
| 422 |
King of Scandinavia Brand | I2030 | b. 278 | |
| 423 |
King of Gothia Brath | I4304 | b. 1893 BC | Gotha, Germany |
| 424 |
King of Ireland Breas | I4436 | b. 1030 BC | |
| 425 |
King of Castile Breoghan | I4303 | b. 1853 BC | |
| 426 |
Bresgal Bregamos Macaongus of Ireland | I4392 | b. 484 BC | |
| 427 |
Bress Nar Lothar Maceochaid of Ireland | I4348 | b. 140 BC | |
| 428 |
King of Leinster Bressal Belach Macfiachu | I2599 | b. 360 | |
| 429 |
Brian of Connacht | I4364 | b. 372 | |
| 430 |
Bridget | I7346 | | |
| 431 |
Bridget | I7434 | | |
| 432 |
Brigit ingen Cobthach | I9510 | b. Abt 520 | Ard Ladrand, Leinster, Ireland |
| 433 |
Brion mac Eogan | I9524 | b. Abt 300 | Deisi Muman, Munster, Ireland |
| 434 |
Brithguein Ap Eugein of Gwenydd | I4643 | b. 120 | |
| 435 |
Brocan mac Congail Breicce | I9459 | b. Abt 600 | , , , Ireland |
| 436 |
King of Powys Brochfael Ap Elisedd | I4991 | b. 690 | |
| 437 |
King of Powys Brochfael Ysgythrog | I4997 | b. 502 | |
| 438 |
King of The picts Brude I | I4628 | b. 523 | |
| 439 |
Brunhild of Austrasia | I1887 | b. 552 | Burgundy, France |
| 440 |
Bruno of Saxony | I1051 | | |
| 441 |
King of Britain Brutus | I4495 | b. 1150 BC | |
| 442 |
King of Britain Brutus Darianlas II | I4519 | b. 1000 BC | |
| 443 |
Prince of Manau Brychan | I2077 | b. 470 | |
| 444 |
Buadan of Scots | I3746 | | |
| 445 |
King of Brittany Budic I | I4956 | b. 470 | |
| 446 |
Burchard of Avesnes | I3169 | | |
| 447 |
Burgred of Mercia | I10219 | | |
| 448 |
Cacht | I9482 | b. Abt 652 | , , Connacht, Ireland |
| 449 |
Cacht ingen Maelcobha | I9490 | b. Abt 615 | Tara, Offaly, Leinster, Ireland |
| 450 |
Cadell | I7420 | | |
