Peter of Dreux

E471332

Peter of Dreux was a prominent 13th-century French nobleman and military leader from the Capetian House of Dreux, known especially for his role as Duke of Brittany by marriage.

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Observed surface forms (2)

Surface form Occurrences
Peter of France 2
Pierre de Dreux 1

Statements (53)

Predicate Object
instanceOf Count of Penthièvre
Count of Richmond
Duke of Brittany
human
military leader
nobleman
allegiance French Crown NERFINISHED
associatedPlace County of Dreux NERFINISHED
County of Penthièvre NERFINISHED
Duchy of Brittany NERFINISHED
Earldom of Richmond NERFINISHED
birthDate c.1187
causeOfDeath drowned
child Arthur of Brittany (died young) NERFINISHED
John I, Duke of Brittany NERFINISHED
Yolande of Brittany NERFINISHED
conflict Albigensian Crusade (as royal supporter) NERFINISHED
Anglo-French conflicts under Philip II and Louis VIII
Breton War of Succession (early phases of Breton internal conflicts) NERFINISHED
countryOfCitizenship Kingdom of France NERFINISHED
deathDate 1250-05-30
deathPlace Sea of Marmara NERFINISHED
diedOnCampaign Seventh Crusade NERFINISHED
father Robert II, Count of Dreux NERFINISHED
heldTitleByMarriage Duke of Brittany NERFINISHED
heldTitleFrom King of France NERFINISHED
language Old French NERFINISHED
memberOfDynasty Capetian House of Dreux NERFINISHED
mother Yolande de Coucy NERFINISHED
name Peter Mauclerc NERFINISHED
Peter of Dreux NERFINISHED
Pierre de Dreux NERFINISHED
nickname Mauclerc NERFINISHED
nicknameMeaning “bad cleric” or “renegade cleric”
nobleFamily House of Dreux NERFINISHED
notableFor assertive and often harsh rule over Breton nobility
service to French kings Philip II, Louis VIII, and Louis IX
strengthening Capetian influence in Brittany
participatedIn Seventh Crusade NERFINISHED
predecessor Alix of Thouars (as ruling Duchess of Brittany) NERFINISHED
reasonForNickname originally destined for a clerical career but abandoned it for knighthood
regencyEnd 1221 (on Alix of Thouars’s death)
regencyStart 1213 (for his wife Alix and infant heirs)
reignEnd 1237 (formal ducal authority ceded to his son)
reignStart 1213 (as Duke of Brittany by marriage)
religion Roman Catholicism
spouse Alix of Thouars NERFINISHED
Nicole, daughter of Pierre de Mauclerc (disputed or lesser-known second marriage)
successor John I, Duke of Brittany NERFINISHED
title Count of Penthièvre NERFINISHED
Duke of Brittany NERFINISHED
Earl of Richmond NERFINISHED
Regent of Brittany

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

Blanche of Castile child Peter of Dreux
this entity surface form: Peter of France
Margaret of Provence child Peter of Dreux
this entity surface form: Peter of France
Peter I, Duke of Brittany nativeName Peter of Dreux
this entity surface form: Pierre de Dreux
Count of Dreux notableHolder Peter of Dreux