MD
Maud de St Hilary
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Maud de St Hilary was Countess of the second Earl of Hertford and the mother of Richard, third Earl, who was one of the twenty-five sureties of Magna Carta.
Research notes
✓ DOCUMENTED (Entered 23 Jul 2026 under the relaxed rule (standard, undisputed peerage/royal account; provenance so noted).): MAUD, dau. of James de St Hilary (note-only); Countess of the 2nd Earl of Hertford; mother of the surety 3rd Earl (our line). Direct ancestress. Added 23 Jul 2026.