Peter I de Dreux, Duke of Brittany^[1]

Abt 1190 - 1250  (~ 60 years)

• Name	Peter I de Dreux
  Suffix	Duke of Brittany
  Birth	Abt 1190
  Gender	Male
  Acceded	1213
  	Duke of Brittany
  	was Duke of Brittany «i»jure uxoris«/i» from 1213 to 1221
  Acceded	1219
  	Earl of Richmond
  	Earl of Richmond«u» «/u» from 1219 to 1235
  Regent	1221
  	Duke of Brittany
  	Regent of the duchy (for his minor son) from 1221 to 1237
  Name	Peter of Dreux
  Name	Pierre de Dreux
  Name	Pierre I de Dreux
  Name	Pierre Mauclerc
  Name	Pierre Mauclerc (literally Bad-clerk[1])
  Death	22 Jun 1250
  Notes	regent 1221-1237. See Europäisch Stammtafeln Band II tafel 29. http://www.hull.ac.uk/php/cssbct/cgi-bin/gedlkup.php/n=royal?royal07553 http://www.hull.ac.uk/php/cssbct/cgi-bin/gedlkup.php/n=royal?royal21709 http://en.wikipedia.org/wiki/Peter_I%2C_Duke_of_Brittany Has ancestry chart in Wikipedia Pierre Mauclerc also known as Peter of Dreux or Pierre de Dreux He was initially destined for a career in the clergy, which he later renounced, earning him the nickname Mauclerc (French: mauvais clerc, bad-cleric). He broke the convention of ecclesiastical heraldry by placing on the canton of his paternal arms the ermine, then reserved for the clergy.
  Person ID	I11685	Glenn Cook Family
  Last Modified	19 Jun 2013

  
  

  Father	Robert II of Dreux de Dreux, Count of Dreux,   b. 1154   d. 28 Dec 1218 (Age 64 years)
  Mother	Yolande de Coucy,   b. 1164   d. 18 Mar 1222 (Age 58 years)
  Marriage	1184
  Family ID	F3859	Group Sheet  |  Family Chart

  
  

  Family	Alice ( Alix) of Brittany de Thouars, Duchess of Brittany,   b. Bef 5 Sep 1201, Brittany d. 21 Oct 1221 (Age ~ 20 years)
  Marriage	1213
  Children	1. John the Red of Brittany de Dreux, Duke of Brittany,   b. Abt 1217   d. 8 Oct 1286 (Age ~ 69 years)   2. Yolande de Dreux   d. 1272
  Family ID	F5317	Group Sheet  |  Family Chart
  Last Modified	19 Jun 2013

  
  

• Photos		Peter I, Duke of Brittany Duke of Brittany Earl of Richmond and Lord of Machecoul
  		Coat of Arms of Peter I, Duke of Brittany and his successors.

  
  

• Sources

  [S36] Brian Tompsett, Dept of Computer Science, University of Hull, England(B.C.Tompsett@dcs.hull.ac.uk), Directory of Royal Genealogical Data, (This work is Copyright b 1994-2002 Brian C Tompsett).