Eleanor de Mowbray

Eleanor de Mowbray was the daughter of John de Mowbray, 4th Baron Mowbray, and Elizabeth de Segrave, 5th Baroness Segrave, daughter and heiress of John de Segrave, 4th Baron Segrave. She had two brothers and two sisters:

• John de Mowbray, 1st Earl of Nottingham, who died unmarried shortly before 12 February 1383 and was buried at the Whitefriars, London.
• Thomas de Mowbray, 1st Duke of Norfolk.
• Margaret Mowbray, who married, by licence dated 1 July 1369, Sir Reginald Lucy of Woodcroft in Luton, Bedfordshire.
• Joan Mowbray, who married firstly Sir Thomas Grey of Heaton near Norham, Northumberland, son of the chronicler Sir Thomas Grey, and secondly Sir Thomas Tunstall of Thurland in Tunstall, Lancashire.