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~1240, William born in England, s/o 23634264. Henry de Aintree & 23634265 Alice ?.
Westminster abbey, Edward I crowned king of England.
1276, William de Aintree, son of Henry de Aintree, appears in a suit against him and Robert de Molyneux brought by William son of Adam. (S) Lancashire Assize Rolls, 1903.
1278, Novel disseisin – Roger de Mulyneus v. … William de Ayntre, … re 3 acres in Spek. (S) Lancashire Assize Rolls, V47.
8/24/1281, “… Witn. …, Richard the Molyneux of Sefton, Robert of Birom, William Ayntre …” (S) UKNA.
7/4/1283, Inquest made at Derbi, before the sheriff of Lancaster, … by Adam de Bikerstat, William de Antre, … (S) Record Society of Lancashire, V48, 1903, P259.
1285, Robert de Molyneus plaintiff v. William de Ayntre in Assize of Novel disseisin, by Thomas Banastre. On the morrow etc. Affered. Assize exacted. (S) Lancashire Assize Rolls, 1903.
1289, “… Witn: Henry, lord of Lee, Robert of Molineus, Amaury of Thorinton, William of Ayntre, …” (S) UKNA.
3/22/1294, Petitions to the king; … people mentioned: Reginald de Grey, Justice; …; Ralph Basset, knight; …; William de Ayntre (Aintree); …; Roger de Monte Alto (Mouhaut), grandfather of Roger de Mouhaut; Roger de Monte Alto, (Mouhaut); Llewelyn [ap Gruffudd], Prince of Wales. (S) UKNA.
1295, William de Aintree granted part of his land to William son of Thomas de Nateby.
5/4/1296, Between Henry and William de Ayntre … Henry acknowledged the tenement to be the right of William … fourth part of the mill which Alice, widow of Henry de Ayntre held in dower of William’s inheritance, and which after her death ought to revert to William and his heirs, … If Henry shall died without heir of his body, the tenements shall wholly remain to Gilbert, his brother … to Robert , brother … with reversion to William. (S) Lancashire Fines, Part 1, 1899.
2/26/1299, Richard of Molineus, lord of Sefton, and William of Aintree -- concerning the bounds between Sefton and Aintre … (S) UKNA.
1301, Gilbert son of William de Aintree brought a writ of novel disseisin against her [Emma de Aintree – Gilbert’s neice], but did not prosecute it. Then Alice, widow of Henry de Aintree, claimed dower in certain lands held by Emma; Richard de Molyneux, her grandfather, Simon de Balderston, and Emma widow of William de Aintree being joined as defendants, the grandfather in his capacity of guardian to Emma, who was a minor.
Bef. 1301, William died. Margery and Alice, daughters of William de Aintree, were plaintiffs respecting land in Aintree which should have descended to them after the death of Gilbert their brother.
(S) Aintree, A History of the County of Lancaster: V3, 1907.
Children of William and Emma:
i. Henry de Aintree (5908566), born ~1265 in Lancashire,
ii. Gilbert de Aintree, born ? in Lancashire, England.
iii. Margery de Aintree, born ? in Lancashire, England.
iv. Robert de Aintree, born ? in Lancashire, England.
v. Alice de Aintree, born ? in Lancashire, England.