Cook Family Ancestry Margaret de Mortimer [13309] This title is just so we know which tree we are working in, as there are many families represented here.

Edmund Mortimer 1st Lord Mortimer [3472]
(-1304)

Margaret de Fenles [29719]

Piers de Geneville [11428]
(-1292)

Jehan le Lusignan [64209]

Roger de Mortimer 1st Earl of March [3474]
(1287-1330)

Joan de Geneville [10594]
(1285-1356)

Margaret de Mortimer [13309]
(1305-1337)

Family Links

Spouses/Children:
Thomas the Rich de Berkeley 3rd Baron Berkeley [12031]

Margaret de Mortimer [13309] ²⁴

Born: 1305
Marriage: Thomas the Rich de Berkeley 3rd Baron Berkeley [12031] on 25 Jul 1320
Died: 5 May 1337 at age 32
Buried: Saint Augustine's, Bristol

bullet General Notes:

There is obviously an error here! She cannot have married the year before she was born. There must be confusion over which Margaret married Thomas.
http://www.hull.ac.uk/php/cssbct/cgi-bin/gedlkup.php/n=royal?royal19932

Margaret married Thomas the Rich de Berkeley 3rd Baron Berkeley [12031] [MRIN: 6238], son of Maurice the Magnanimous de Berkeley 2nd Baron Berkeley [12032] and Eva la Zouche [12033], on 25 Jul 1320. (Thomas the Rich de Berkeley 3rd Baron Berkeley [12031] was born between 1296 and 1310 in Gloucestershire, England, died on 27 Oct 1361 in Gloucestershire, England and was buried in Berkeley Church.)

Margaret de Mortimer [13309] 24

Margaret de Mortimer [13309] ²⁴