Humphrey DE BOHUN V EARL
Humphrey was born in 1208.  He died at the age of 66 on September 24th, 1274.¹ 

 Maud De LUSIGNAN
¹ 

 Humphrey DE BOHUN VI Earl
Humphrey was born in 1224 in KIMBOLTON.²   He died at the age of 41 on October 27th, 1265.