Edmund Stafford, 5th Earl of Stafford was born March 02, 1377/78 in Staffordshire, England, and died July 22, 1403 in Shrewsbury, Shropshire, England. He married Anne Plantagenet of Woodstock Abt. 1395, daughter of Thomas Woodstock.

Thomas of Woodstock was Son of Edward III Plantagenet. (King of England)
m) Eleanor Bohun (D. Gloucester)

More About Edmund Stafford: Notes: Knight of the Garter.
Elder brother William, 4th Earl, died 6 Apr 1395 prior to his investiture as Earl. KG (1402), KB (1399); Constable of England 1403; married his brother Thomas's widow Anne and was killed fighting for the King at the Battle of Shrewsbury. [Burke's Peerage].

Children of Edmund Stafford and Anne Plantagenet of Woodstock are:

Humphrey Stafford, born 1402 in Staffordshire, England; died July 10, 1460
in Battle of Northampton, England.

Anne Stafford, born Abt. 1400 in Staffordshire, England; died September 24, 1432.
She married (1) John Holand. She married (2) Edward de Mortimer.

Philippa Stafford, born Abt. 1401 in Staffordshire, England

Notes on Anne Plantagenet

Countess of Buckingham, Hereford, Northampton. Lady of Brecknock and Holderness. The Complete Peerage vol.V,p.137.