Percy

The House of Percy were the most powerful noble family in northern England for much of the Middle Ages, having descended from William de Percy (d.1096), a Norman who crossed over to England after William the Conquerer in early December 1067, was created 1st feudal baron of Topclife in Yorkshire, and was rebuilding York Castle in 1070. The name derives from the manor of Percy-en-Auge in Normandy, the home of the family at the time of the Norman Conquest.

01. William De Percy ^[1] 1st feudal baron of Topcliffe in Yorkshire was born abt. 1034 in Perci-en-Auge, Normandy, France.  He was known as Aux Gernons ("with whiskers"), was a Norman who arrived in England immediately after the Norman Conquest of England of 1066, and was the founder of the powerful English House of Percy.  He married Emma De Port, daughter of Gospatric De Port in abt. 1066.  He died in 1096.  

02. Allan De Percy ^[1] son of William and Emma was born abt. 1067 in Alnwick, Northumberland, England.  He married Emma De Gaunt abt. 1087.  He died before December, 1135.

03. William De Percy ^[1] son of Allan and Emma was born abt. 1088 in Alnwick, Northumberland, England.  He married Alice De Tunbridge, daughter of Richard FitzGilbert and Alice De Meschines. He died abt. 1175.

04. Agnes De Percy ^[1] daughter of William and Alice was born in 1134 in Whitby, Yorkshire, England.  She married Joscelin De Lorraine, son of Godefroi and ida.  

05. Henry De Percy ^[1] son of Jocelin and Agnes was born abt. 1156 in Whitby, Yorkshire, England.  He married Isabel De Brus, daughter of Adam De Brus and Joanna De Meschines.  He died on September 29, 1198 in St. Lo, Rouen, Caux, France. 

06. William De Percy ^[1] son of Henry and Isabel was born abt. 1193 in Alnwick, Northumberland, England.  He married Joan De Briwere, daughter of William De Briwere and Beatrice De Vaux.  He died in July, 1245.  Note: The Peerage has Ellen De Balliol as mother of Henry.

07. Henry  De Percy ^[1] son of William and Joan was born abt 1235 in Whitby, Yorkshire, England.  He married Eleanor De Warenne, daughter of John De Warenne and Alice De Lusignan.  He fought in the Welsh Campaign in 1257. He was invested as a Knight before June 1257. He fought in the Scots Campaign in 1258. He sided with the Barons against King Henry III but subsequently renewed his allegiance to King Henry III. He fought in the Battle of Lewes in 1264, where he was taken prisoner and held by Simon de Montfort's party until after the Battle of Evesham in 1265, and was then released. He died on August 29, 1272 in Sallay Abbey, Craven, Yorkshire, England.

08. Henry De Percy ^[1] son of Henry and Eleanor was born on March 25, 1273 in Petworth, Sussex, England.  He married Eleanor FitzAlan, daughter of Richard FitzAlan, 8th Earl of Arundel and Alasia di Saluzzo.   He fought under King Edward I of England in Wales and Scotland and was granted extensive estates in Scotland, which were later retaken by the Scots under King Robert I of Scotland. He added Alnwick to the family estates in England, founding a dynasty of northern warlords. He rebelled against King Edward II over the issue of Piers Gaveston and was imprisoned for a few months. After his release he declined to fight under Edward II at the Battle of Bannockburn, remaining at Alnwick, where he died a few months later, aged forty-one.

09. Henry De Percy ^[1] son of Henry and Eleanor was born on February 6, 1300 in Leconfield, Yorkshire, England.  He married Idoine De Clifford.  He died on February 26, 1351 in Warkworth, Northumberland, England.

10. Maud De Percy ^[1] daughter of Henry and Idoine was born abt. 1335 at Alnwick Castle, Northumberland, England.  She married John De Neville, son of Ralph De Neville and Alice De Audley. She died on February 18, 1379 at Raby Castle, Durham, England.  I descend from their son Thomas De Neville who married Joan Furnivall.