"Sir Peter de Arderne, Knt., son and heir, grantee of Aldford in 1265, from his father, occurs as Lord of Aldford in a grant of the manor of Congleton to his first-born son, John, and Margery his contracted wife, daughter of Griffin de Bromfield, made between 1267 and 1270, as shewn by the official attestation of Thomas de Boulton, Just. Cest., who held office at that time. The Record mentions Margery as mother of the infant heir so contracted. [Chesh. Domesday, No. 54.]"
(from Ormerod's summary of the inquisition post mortem of Sir Peter de Arderne): "John, son of the said Peter, next heir, and aged twenty-six years."
From the section on John:
"Sir John Arderne of Aldford, Alderley, Alvanley, and Elford, Knight, son and heir of Sir Peter and Margery, was born in 1266, and contracted as above. On July 1, 1308, 1 Ed. II, [Writs of Summons, vol. ii, div. 2, 376.] he was appointed a Commissioner of the Array for the County of Chester, with Hugh Venables, and had the leading of the levies against Bruce as far as Carlisle. In the same year he made a settlement of the manors of Aldford, Elford, and Alderley, in contracting for marriage of his eldest son and heir apparent, John, with Alice, daughter of this Hugh, Baron of Kinderton [Venables Deeds, Harl. MSS. 2077, 37 b; and Arderne deeds, Harl. MSS. 2074, 132, and 2077, p. 37.], covenanting to endow her with Alvanley...."