The House of Wessex, also known as the House of Cerdic, refers to the family that ruled a kingdom

Monarchy

A monarchy is a form of government in which the office of head of state is usually held until death or abdication and is often hereditary and includes a royal house. In some cases, the monarch is elected...

 in southwest England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

 known as Wessex

Wessex

The Kingdom of Wessex or Kingdom of the West Saxons was an Anglo-Saxon kingdom of the West Saxons, in South West England, from the 6th century, until the emergence of a united English state in the 10th century, under the Wessex dynasty. It was to be an earldom after Canute the Great's conquest...

. This House was in power from the 6th century under Cerdic of Wessex

Cerdic of Wessex

Cerdic was probably the first King of Anglo-Saxon Wessex from 519 to 534, cited by the Anglo-Saxon Chronicle as the founder of the kingdom of Wessex and ancestor of all its subsequent kings...

 to the unification of the Kingdoms of England

Heptarchy

The Heptarchy is a collective name applied to the Anglo-Saxon kingdoms of south, east, and central Great Britain during late antiquity and the early Middle Ages, conventionally identified as seven: Northumbria, Mercia, East Anglia, Essex, Kent, Sussex and Wessex...

.

The House, at this point, became rulers of all England (Bretwalda

Bretwalda

Bretwalda is an Old English word, the first record of which comes from the late 9th century Anglo-Saxon Chronicle. It is given to some of the rulers of Anglo-Saxon kingdoms from the 5th century onwards who had achieved overlordship of some or all of the other Anglo-Saxon kingdoms...

) from Alfred the Great

Alfred the Great

Alfred the Great was King of Wessex from 871 to 899.Alfred is noted for his defence of the Anglo-Saxon kingdoms of southern England against the Vikings, becoming the only English monarch still to be accorded the epithet "the Great". Alfred was the first King of the West Saxons to style himself...

 in 871 to Edmund Ironside

Edmund Ironside

Edmund Ironside or Edmund II was king of England from 23 April to 30 November 1016. His cognomen "Ironside" is not recorded until 1057, but may have been contemporary. According to the Anglo-Saxon Chronicle, it was given to him "because of his valour" in resisting the Danish invasion led by Cnut...

 in 1016. This period of the British monarchy is known as the Saxon

Anglo-Saxons

Anglo-Saxon is a term used by historians to designate the Germanic tribes who invaded and settled the south and east of Great Britain beginning in the early 5th century AD, and the period from their creation of the English nation to the Norman conquest. The Anglo-Saxon Era denotes the period of...

 period, though their rule was often contested, notably by the Danelaw

Danelaw

The Danelaw, as recorded in the Anglo-Saxon Chronicle , is a historical name given to the part of England in which the laws of the "Danes" held sway and dominated those of the Anglo-Saxons. It is contrasted with "West Saxon law" and "Mercian law". The term has been extended by modern historians to...

 and later by the Danish king Sweyn Forkbeard who claimed the throne from 1013 to 1014, during the reign of Æthelred the Unready. Sweyn and his successors ruled until 1042

House of Denmark

The House of Denmark refers to the Danish kings of England, who ruled England from 1013 to 1014 and 1016 to 1042.In 1013 Sweyn Forkbeard, already the king of Denmark and of Norway, overthrew King Æthelred the Unready of the House of Wessex. Sweyn had first invaded England in 1003 to avenge the...

. After Harthacanute

Harthacanute

Harthacnut was King of Denmark from 1035 to 1042 and King of England from 1040 to 1042.He was the son of King Cnut the Great, who ruled Denmark, Norway, and England, and Emma of Normandy. When Cnut died in 1035, Harthacnut struggled to retain his father's possessions...

, there was a brief Saxon Restoration between 1042 and 1066 under Edward the Confessor

Edward the Confessor

Edward the Confessor also known as St. Edward the Confessor , son of Æthelred the Unready and Emma of Normandy, was one of the last Anglo-Saxon kings of England and is usually regarded as the last king of the House of Wessex, ruling from 1042 to 1066....

 and Harold Godwinson

Harold Godwinson

Harold Godwinson was the last Anglo-Saxon King of England.It could be argued that Edgar the Atheling, who was proclaimed as king by the witan but never crowned, was really the last Anglo-Saxon king...

, who was a member of the House of Godwin. After the Battle of Hastings

Battle of Hastings

The Battle of Hastings occurred on 14 October 1066 during the Norman conquest of England, between the Norman-French army of Duke William II of Normandy and the English army under King Harold II...

, a decisive point in British history, William of Normandy

William I of England

William I , also known as William the Conqueror , was the first Norman King of England from Christmas 1066 until his death. He was also Duke of Normandy from 3 July 1035 until his death, under the name William II...

 became king of England. Anglo-Saxon attempts to restore native rule in the person of Edgar the Ætheling, a grandson of Edmund Ironside who had originally been passed over in favour of Harold, were unsuccessful and William's descendants secured their rule. Edgar's niece Matilda of Scotland later married William's son Henry I

Henry I of England

Henry I was the fourth son of William I of England. He succeeded his elder brother William II as King of England in 1100 and defeated his eldest brother, Robert Curthose, to become Duke of Normandy in 1106...

, forming a link between the two dynasties.