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Jan I d'Avesnes, Regent of Hainault,
(1218-1257)
Born April 1218 Houffalize
Died 24 December 1257 Valenciennes
Married September 1246
Aleida van Holland,
daughter of Floris IV, Count of Holland 1222-1234
and Machteld of Brabant
Died 1 March 1284 / 9 April 1284
Buried Valenciennes
Child by (a) NN
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In 1236 the pope declared him to be illegitimate as his father had
been a priest; but in 1242 he was legitimised by Emperor Friedrich II.He
became heir, regent and later on Count of Hainault but failed to be recognised
in Flanders.
Source: Leo van de Pas |
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