2. JOHN² DE SEGRAVE, 4TH BARON SEGRAVE (Stephen¹), son of (1) Stephen¹, 3rd Lord Segrave, was born on 4 May 1315^[9], and died on 1 April 1353 in Derbyshire^[10]. He married in 1337/8, (RU-53) MARGARET PLANTAGENET, DUTCHESS OF NORFOLK of Saxlingham, daughter of (RU-48) Thomas "of Brotherton", Earl of Norfolk and (TV-2) Alice (de HALES), Countess of Norfolk, who was born about 1322, and died on 24 March 1398/9^[5]. ^{[9, 7, 3, 11, 10]}
Child:

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i.

ELIZABETH3 DE SEGRAVE, BARONESS, b. on 25 Oct. 1338 in Croxton Abbey, Norfolk; d. before 1368; m. on 25 March 1349 (NJ-10) JOHN DE MOWBRAY, 4TH BARON MOWBRAY, b. in Epworth, Isle of Axholme, Lincolnshire, England on 25 June 1340[4, 8], d. in Thrace, Constantinople, Turkey in 1368[4], son of (NJ-9) John, 3rd Baron Mowbray and (RU-58) Joan (PLANTAGENET), Baroness.

3. ELIZABETH³ DE SEGRAVE, BARONESS (John², Stephen¹), daughter of (2) John², 4th Baron Segrave and (RU-53) Margaret (PLANTAGENET), Dutchess of Norfolk, was born on 25 Oct. 1338 in Croxton Abbey, was christened on 25 Oct. 1338 in Croxton, Leicestershire, England, and died about 1368. She married on 25 March 1349, (NJ-10) JOHN DE MOWBRAY, 4TH BARON MOWBRAY^[8], son of (NJ-9) John, 3rd Baron Mowbray and (RU-58) Joan (PLANTAGENET), Baroness, who was born on 25 June 1340 in Epworth^{[4, 8]}, and died in 1368 in Thrace^[4]. ^{[1, 10, 2, 6, 3, 11]}
Child: See (NJ-10) John de MOWBRAY, 4th Baron Mowbray