| 151 | Guillaume (around 1135-11 October 1159), Comte de Boulogne, parents: Stephen and Mathilde de Boulogne |
| 152 | Guillaume II (1155-17 November 1189), King of Sicily |
| 153 | Guy de Thouars (-), Duke of Brittany |
| 154 | Gwenllian (-) |
| 155 | Gwenllian (-), parents: Iowerth ap David |
| 156 | Gwilym (-), parents: Tudur Fychan and Mallt and Margaret |
| 157 | Gwilym Fychan of Penrhyn (-), Chamberlain of North Wales |
| 158 | Hamelin d’Anjou (-) |
| 159 | Harold II (-), King of England |
| 160 | Helen (-), parents: Jasper Tudor |
| 161 | Henri de Brabant (-29 November 1349), Heer van Limburg en Mechelen, parents: Jean III “le Triomphant” and Marie d’Evreux |
| 162 | Henry (-), parents: Henry III and Eleonore de Provence |
| 163 | Henry "of Grosmont" (probably 1300-24 March 1361), Duke of Lancaster, parents: Henry "Tortcol/Wryneck" of Lancaster and Maud Chaworth |
| 164 | Henry "Tortcol/Wryneck" of Lancaster (probably 1281-22 September 1345), Earl of Lancaster, parents: Edmund “Crouchback” of England and Blanche d'Artois |
| 165 | Henry Beaufort (1401-25 November 1418), 2. Earl of Somerset, parents: John Beaufort and Margaret de Holand |
| 166 | Henry Beaufort (-young), parents: Thomas Beaufort and Margaret Neville |
| 167 | Henry Beaufort (-11 April 1447), Bishop of Winchester, parents: John of Gaunt and Katharine de Roët |
| 168 | Henry Bourchier (1409-4 April 1483), Earl of Essex |
| 169 | Henry Brandon (11 March 1516-1 March 1534), Earl of Lincoln, parents: Charles Brandon and Mary Tudor |
| 170 | Henry Clifford (-), Earl of Cumberland |
| 171 | Henry Clifford (1517-2 January 1570), Earl of Cumberland, parents: Henry Clifford and Margaret Percy |
| 172 | Henry Grey (17 January 1517-23 February 1554), Duke of Suffolk |
| 173 | Henry Herbert (after 1538-1601), Earl of Pembroke |
| 174 | Henry I “Beauclerc” (September 1068-1 December 1135), King of England, parents: William I "the Conqueror" and Mathilde de Flandre |
| 175 | Henry II (5 March 1133-6 July 1189), King of England, parents: Geoffrey V "Plantagenet" and Matilda of England |
| 176 | Henry III (1 October 1207-16 November 1272), King of England, parents: John and Isabelle d’Angoulême |
| 177 | Henry IV (April 1367-20 March 1413), King of England, parents: John of Gaunt and Blanche of Lancaster |
| 178 | Henry of England (13 July 1267/68-14 October 1274), parents: Edward I “Longshanks” and Leonor de Castilla |
| 179 | Henry of England (28 February 1155-11 June 1183), Duke of Normandy, parents: Henry II and Eleonore d'Aquitaine |
| 180 | Henry of York (10 February 1441-young), parents: Richard of York and Cecily Neville |