| Name | Born/ Baptised | Died/ Buried |
|---|
Sort by: Firstname  Lastname | Date | Place | Date | Place |
|---|
 | Birmingham, Robert de & N.N. | | | | |
| | Birmingham, Thomas de & N.N. | | | | |
 | Biset, Isabella & Hugh du Plessis | | | | |
| | Biset, John & N.N. | | | | |
| | Blakett, Ann & Ralph Baskerville | | | | |
| | Blakett, John, Knight X Margaret Unknown | | | † 24 Jun 1430 | |
| | Blauminster, Maud de X William de Bracy | * before 1250 | | † after 1290 | |
| | Blauminster, William de & Eva FitzWarin | | | | |
| | Blieskastel, Folmar III, Count in Bliesgau von & N.N. | | | | |
| | Blieskastel, Richilde von & Theodoric I of Upper Lorraine, Duke of Upper Lorraine | | | | |
| | Blois, Bertha de & Alan III of Brittany, Count of Rennes, Duke of Brittany | * ± 1005 | | † ± 1080 | |
| | Blois, Emma de & William IV of Aquitaine, Duke of Aquitaine | * ± 950 | | | |
| | Blois, Odo I, Count of Blois de & Bertha of Burgundy | * ± 950 | | † 12 Mar 995/96 | |
| | Blois, Odo II, Count of Blois de & Ermengarde of Auvergne | * 983 | | † 15 Nov 1037 | |
| | Blois, Stephen, King of England, Earl of Morton de & Matilda of Boulogne, Countess of Boulogne | * between 1092 and 1096 | | † 25 Oct 1154 | |
| | Blois, Stephen II, Count of Blois de & Adela of Normandy | * ± 1045 | | † 19 May 1102 | |
| | Blois, Theobald I, Count of Blois de & Luitgarde of Vermandois | * 913 | | † 16 Jan 974/75 | |
| | Blois, Theobald III, Count of Blois, Count of Chartres de & Gersende of Maine | * 1012 | | † 1089 | |
| | Bluet, Elizabeth & James de Berkeley | * ± 1357 | | † 1420 | |
| | Bluet, John & Katherine Gwrgan | * 1322 | | | |
| | Bluet, Ralph & Amice Pichard | | | | |
| | Bluet, Ralph & Elizabeth Ferch Rhys ap Hywel | * 1300 | | † before 1377 | |
| | Bodrugan, Henry de & N.N. | | | † after 1260 | |
| | Bodrugan, Henry de & Sibyl de Mandeville | * ± 1263 | | † Jan 1309 | |
| | Bodrugan, Joan & John Whalesborough | * ± 1310 | | † 5 Jun 1349 | |
| | Bodrugan, Otto de & Margaret Champernon | * 6 Jan 1290 | * Bodrugan, Cornwall, England | † Sep 1331 | |
| | Bodrugan, Philip de, Knight & N.N. | | | | |
| | Bodrugan, Roger de, Lord of Bodrugan & Isolda de Pyn | * ± 1245 | | † ± 1272 | |
| | Bohemia, Boleslav I of, Duke of Bohemia & Biagota Unknown | * ± 915 | | † 15 Jul 967 | |
| | Bohemia, Boleslav II of, Duke of Bohemia X Emma Unknown | * ± 932 | | † 7 Feb 999 | |
