Richard of Conisburgh, 1st Earl of Cambridge was born circa 20 July 1375 to Edmund of Langley, 1st Duke of York (1341-1402) and Isabella de Castilla (1355-1392) and died 5 August 1415 of execution by decapitation. He married Anne de Mortimer (1390-1411) June 1408 JL . He married Matilda Clifford (-1446) 1414 JL . Charlemagne (747-814)/s, Henry II of England (1133-1189)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s.
|Offspring of Richard Plantagenet and Anne de Mortimer (1390-1411)|
|Isabella Plantagenet (1409-1484)|
|Richard Plantagenet, 3rd Duke of York (1411-1460)||20 September 1411||30 December 1460 Sandal Magna, Yorkshire, England, United Kingdom||Cecily Neville (1415-1495)|
|Offspring of Richard Plantagenet and Matilda Clifford (-1446)|
|Alice Plantagenet (c1415-)|