Katharine de Grandson (-23 April 1349)

Same as
Additional names
Parents
Father:1Guillaume de Grandson (-27 June 1335), Lord Grandson
Mother:2Sibylla de Tregoz (before 1270-21 October 1334)
Spouses and relationship events
Married:31327 or beforeWilliam de Montagu (1302/03-30 January 1344), Earl of Salisbury
Children
Children with William de Montagu:
Sibyl de Montagu (-)4
Philippa de Montagu (-5 January 1382)5
John de Montagu (-25 February or 4 March 1390), Lord Montagu6
Elizabeth de Montagu (-31 May 1359)7
Agnes de Montagu (-)8
William de Montagu (20 June 1328-3 June 1397), Earl of Salisbury9
Attributes
Events
Died:1023 April 1349
Personal Info
Groups
Issues

Sources

1 Charles Cawley, Medieval Lands - version 4 (http://fmg.ac/Projects/MedLands/CONTENTS.htm : ), English Lords D - K.
2 Ibid
3 Charles Cawley, Medieval Lands - version 4 (http://fmg.ac/Projects/MedLands/CONTENTS.htm : ), England, Earls Created 1138-1143.
4 Ibid
5 Ibid
6 Ibid
7 Ibid
8 Ibid
9 Ibid
10 Ibid
certainlyThe information is supported by primary sources.
probablyThe information is supported by secondary sources which is most likely based on primary sources.
possiblyIt is unclear if the secondary source cited is based on primary sources, or the information is an assumption well supported by other evidence.
likelyThe information is only found in secondary sources with questioned quality, or there is a reason to suspect the information is wrong. Or the information is a likely assumption based on other evidence.
apparentlyThe information is doubtful and poorly documented, but still most likely correct.
perhapsThe information might be correct or it might be wrong. It is not supported by any trustworthy sources. It might me an assumption.
disprovedThe information is proven to be wrong.