Fenwick Allied Ancestry
7th Baron of Halton and of Pontefract
Earl of Lincoln
Lord of Blackburnshire
JOHN DE LACI, Baron of Halton and of Pontefract, Lord of Blackburnshire, Constable of Chester, who was created Earl of Lincoln and died July 22, 1240; one of the Magna Charta sureties; married Margaret, daughter and heir of Robert de Quincey, Earl of Lincoln, and Hawise (or Avisia), sister of Ranulph (or Randolph) fourth Earl of Chester, and Earl of Lincoln; had from Henry III a confirmation of the Earldom of Lincoln to him and his heirs in right of his marriage; at the siege of Damietta in the Holy Land and died 24 Henry III. His widow Margaret remarried Walter or William Marshall, Earl of Pembroke.
The cited information was sourced from Book (Ref: Page: 120)