Overview

Duchy of Brittany


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House of Nantes

House of Rennes

House of Cornouaille

House of Plantagenet

House of Dreux

House of Montfort

Notes

Chronology

Some dates down to 988 may vary by a year or so.

Names and Titles

For the title of duke, formally bestowed in 1297 but in use from Alan I, see W. Kienast, Der Herzogstitel in Frankreich und Deutschland (Munich, 1968), ch. iv.

Durtelle de Saint-Sauveur, E., Histoire de Bretagne des origines ànos jours (4th edn., 2 vols., Rennes, 1957).La Borderie, A. Le Moyne de, and B. Pocquet, Histoire de Bretagne (5 vols., Rennes, 1896–1913).

937–952

Alan I, Wrybeard (leader of revolt against the Norsemen; captured Nantes 937)

952–958

Drogo (son)

960–981

Hoël (brother)

981–988

Guérech (brother)

988–990

Alan II (son)

990–992

Conan I, the Crooked (count of Rennes)

992–1008

Geoffrey I (son)

1008–1040

Alan III (son)

1040–1066

Conan II (son)

1066–1084

Hoël (count of Cornouaille; married Hawisa, daughter of Alan III)

1084–1112

Alan IV, Fergant (son; abdicated, died 1119)

1112–1148

Conan III, the Fat (son)

1148–1156

Eudo of Porhoët (married Bertha, daughter of Conan III; deposed)

1156–1166

Conan IV, the Younger (son of Bertha and Alan of Richmond; deposed, died 1171)

1166–1186

Geoffrey II (son of Henry II of England; married Constance, daughter of Conan IV)

1187–1203

Arthur I (son)

1203–1221

Alix (daughter of Constance and Guy of Thouars)

1213–1221

Peter I, Mauclerc (son of Robert II of Dreux; married Alix; regent 1221–37; died 1250)

1221–1286

John I, the Red (son)

1286–1305

John II (son; made duke of Brittany by Philip IV of France 1297)

1305–1312

Arthur II (son)

1312–1341

John III, the Good (son)

1341–1345

John (brother; count of Montfort)

1341–1364

Charles of Blois (married Joan, niece of John III; rival claimant; war of the Breton Succession 1341–64)

1364–1399

John IV, the Conqueror (son of John, count of Montfort)

1399–1442

John V (son)

1442–1450

Francis I (son)

1450–1457

Peter II (brother)

1457–1458

Arthur III of Richmond (son of John IV)

1458–1488

Francis II (nephew)

1488–1514

Anne (daughter; married Louis XII of France; union with France 1514)

Subjects: History.


Reference entries

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