A manuscript history of the Lacy family names “Johannem, secundum constabularium, et comitem Lincolniæ” as son of Roger and his wife “Matildam de Clare”.
Constable of Chester: Matthew Paris records, in 1218, the arrival at Damieta in Egypt of “...Johanne constabulario Cestriæ...”. He was created Earl of Lincoln in 1232.
A manuscript history of the Lacy family records the death “XI Kal Aug 1240” of “Johannes de Lacy primus comes Lincolniæ” and his burial “apud Stanlaw”. The Annals of Tewkesbury record the death in Aug 1240 of “Johannes de Lacy comes Lyncolniæ”. 1
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22 Apr 1230, Portsmouth
Order to permit the king’s beloved and faithful John de Lacy, constable of Chester, to have peace from all debts he owes the king at the Exchequer for as long as he will be in the king’s service in parts overseas , unless he will make fine at the Exchequer for rendering a certain sum of money there per annum.
Calendar of Fine Rolls, 14 Hen. III, 271
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10 Jul 1237, Woodstock
John de Lacy, earl of Lincoln, has the custody of the county of Chester and the castles of Chester and Beeston with all appurtenances for as long as it pleases the king, so that he answers for it at the Exchequer.
Calendar of Fine Rolls, 21 Hen. III, 176
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Jul 1240
Order to the sheriff of Lancaster to take all the lands and wardships of lands formerly of J. de Lacy, formerly earl of Lincoln , with all property and chattels found in those lands and tenements into the king’s hand, and to keep them safely so that nothing is to be removed therefrom until the king orders him otherwise.
Notification to the sheriff of Dorset that the chattels once of J., formerly earl of Lincoln , in the manor of Kingston Lacy are to remain in peace under the custody of the executors of the testament of the same earl until the debt which the earl owed the king is levied therefrom by the view of the executors.
Calendar of Fine Rolls, 24 Hen. III, 158, 172