(1) She is married to John 2nd Baron de Willoughby.
They got married before July 2, 1323 at 1st husband.Sources 1, 2
Child(ren):
Joan, daughter of Peter Roscelyn, of Edgefield, Norfolk. [Burke'sPeerage]
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He [John de Willoughby] married, before 2 July 1323, Joan, sister andcoheir of Thomas ROSCELYN, daughter of Peter ROSCELYN, of Edgefield,Norfolk. He died 13 June 1349, aged 45, and was buried at Spilsby, Lincs.His widow married, before 24 June 1351, William DE SYNYTHWAYT (?SWINITHWAITE). She was living, 15 October 1354. [Complete Peerage XII/2:658-9, (transcribed by Dave Utzinger)]