De COURTENAY Line 1
(1) Josselin, Sire of Courtenay, born about 1040. Married Elisabeth de Montlhery and had son Miles.

(2) Miles, Sire of Courtenay, died 1127. Son of Josselin and Elisabeth. Married Ermengard de Nevers and had son Rainald.

(3) Rainald de Courtenay, born about 1120. Son of Miles and Ermengard. Married Hawise de Donjon and had daughter
Elizabeth (died 1205, married Peter de Courtenay) and son Robert.

(4) Robert de Courtenay, born 1170. Son of Rainald and Hawise. Married Mary de Vernon and had son John.

(5) Sir John de Courtenay, died May 4th, 1274. Son of Robert and Mary. Married Isabel de Vere and had son Hugh.

(6) Sir Hugh de Courtenay, Baron of Oakhampton, born about 1240. Son of John and Isabel. Married Eleanor
le Despencer (daughter of Hugh le Despencer the Elder) and had son Hugh.

(7) Sir Hugh de Courtenay II, Earl of Deavon, born July 14th, 1273. Died December 23rd, 1340. Son of Hugh and Eleanor. Married Agnes St.John and had son Thomas.

(8) Sir Thomas de Courtenay, born 1311. Died August 21st, 1337. Son of Hugh and Agnes. Married Muriel
de Moers and had daughter Muriel.

(9) Muriel de Courtenay, born about 1330. Died 1369. Daughter of Thomas and Muriel. Married Sir John
de Dinham.