Individual Page

Person Info

Name: John I Count Of Blois
Sex: M
Death: 28 Jun 1279 ^d
Burial: LaGuiche ^u

Parents:

Father:
Hugh Of Chatillon, Count Of Blois Death: 9 Apr 1248

Mother:

Mary Of Avesnes, Countess Of Blois Death: Abt 12 Apr 1241

Family:
Marriage:

Alix De BRETAGNE on Abt 11 Dec 1254 .^m1
Alix De BRETAGNE Birth: 6 Jun 1243 in Chateau De Sucinio Death: 2 Aug 1288

Children:

Joanna Countess Of Blois Birth: Abt 1258 Death: 19 Jan 1292

Bibliography

Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 10, Oakham-Richmond. London: St Catherine Press, 1945. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP X [Ap][p0-9].*].
Clutterbuck, Robert, History and Antiquities of the County of Hertford, London: Nichols, Son, and Bentley, 1815-27, v1-3. Available at https://familysearch.org/search/catalog/188626. Information from this source tagged as [Ref: Clutterbuck Hertford v[1-3]p[0-9]*].
Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. II: Die Ausserdeutschen Staaten Die Regierenden Hauser der Ubrigen Staaten Europas. Marburg: Verlag von J. A. Stargardt, 1984. Information from this source tagged as [Ref: ES II #[0-9]*].
Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. VII: Familien des Alten Lotharingien II. Marburg: Verlag von J. A. Stargardt, 1979. Information from this source tagged as [Ref: ES VII #[0-9]*].
Richardson, Douglas, Royal Ancestry. Salt Lake City, Utah: Douglas Richardson, 2013. NYPL JFF 16-1184 v1-5 Information from this source tagged as [Ref: Richardson RoyalAnc v1[pc][0-9]*].
Richardson, Douglas, Royal Ancestry. Salt Lake City, Utah: Douglas Richardson, 2013. NYPL JFF 16-1184 v1-5 Information from this source tagged as [Ref: Richardson RoyalAnc v5p[0-9]*].
Tapsell, R. F., Monarchs, Rulers, Dynasties and Kingdoms of the World. New York: Facts on File Publications, 1983. Information from this source tagged as [Ref: Tapsell Dynasties p[0-9]*].

Sources for birth and parent Information

parents:: [Ref: Richardson RoyalAnc v5p417, Tapsell Dynasties p205]

Sources for death Information

date:: [Ref: ES II #18]; 1279 [Ref: Tapsell Dynasties p205]

Sources for burial Information

place:: [Ref: ES II #18]

Sources with Information about marriage to Alix De BRETAGNE

date:: (11.XII 1254) [Ref: ES II #18, ES VII #18],
names:: [Ref: CP X p811(c), Clutterbuck Hertford v2p85, Richardson RoyalAnc v1p548]

1. John I Count Of Blois m. Alix De BRETAGNE

m. Alix De BRETAGNE father: John Le Roux De BRETAGNE, Duke Of Brittany mother: Blanche Of Navarre

2 Joanna Countess Of Blois m. Peter Of France

Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 01-20-2025.

Submitted and Maintained by Bill Marshall, bill.marshall@verizon.net.

Additions and corrections appreciated (especially with sources). My current list of sources is here. Homepage here.

Index of Medieval and Ancient Lines is here, notable people here, and Gedcom available to be downloaded.

Index of Modern Lines (immigrants to America and their descendants) is here, notable people here, and Gedcom here.

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