At the end of 1080 Desiderius obtained Norman troops for Gregory.

The lack of Norman response appears to have caused the Northumbrians to grow restive, and in the spring of 1080 they rebelled against the rule of Walcher, the Bishop of Durham and Earl of Northumbria.

The Norman attacks on Benevento, a papal fief, alarmed and angered Gregory VII, but pressed hard by the emperor, Henry IV, he turned again to the Normans, and at Ceprano ( June 1080 ) reinvested Guiscard, securing him also in the southern Abruzzi, but reserving Salerno.

William de St-Calais ( also Calais or Carileph or Carilef ; died 1096 ) was a medieval Norman monk, abbot of the abbey of Saint-Vincent in Le Mans in Maine, who was nominated by King William I of England as Bishop of Durham in 1080.

Including St Leonard's Tower, West Malling, a Norman keep, was built by Bishop Gundulf c. 1080.

Aubrey de Vere II ( c. 1080 – 1141 ) — also known as " Alberic de Ver " — was the second of that name in England after the Norman Conquest, being the eldest surviving son of Alberic or Aubrey de Vere who had followed William the Conqueror to England in or after 1066.

Varieties of Gallo-Italic languages are also found in Sicily, corresponding with the central-eastern parts of the island that received large numbers of immigrants from Northern Italy, called Lombards, during the decades following the Norman conquest of Sicily ( around 1080 to 1120 ).

The history of the modern Altavilla began around the year 1080 when the Normans with Robert Guiscard erected the Norman Castle that dominates the town and the Church of St. Giles.

In 1080, William Walcher, the Norman bishop of Durham and his followers were brutally murdered at Gateshead.

The king was at Gloucester for Christmas 1080 and at Winchester for Whitsun in 1081, ceremonially wearing his crown on both occasions.

* Inge the Elder, king of Sweden since 1080

* Saint Canute IV of Denmark ( Danish: Knud IV ), king of Denmark ( r. 1080 – 1086 ) and martyr

" If " civil war " is an appropriate characterisation of the period from 1066 to 1080, the rulers of that epoch would be in the grey area between " king " and " warlord ".

In a letter to Inge from Pope Gregory VII, from 1080, he is called " king of the Swedes ", but in a later letter probably dated to 1081, to Inge and another king " A " ( either his brother Halsten or Håkan the Red ), they are called kings of the West Geats.

Sweyn (, Sweyn the Sacrificer ) was a Swedish king c. 1080, who replaced his Christian brother-in-law Inge as King of Sweden, when Inge had refused to administer the blóts ( pagan sacrifices ) at the Temple at Uppsala.

Paprocki in " Gniazdo cnoty " mentions Bolesta, cup-bearer to king Kazimierz, in 1080.

Máel Sechnaill, king of Mide, submitted to Toirdelbach in 1080, perhaps for fear of Ua Ruairc.

In 1080, William sent his son Robert Curthose north with an army while his brother Odo punished the Northumbrians.

According to William of Malmesbury ( c. 1080 – c.

By 12 April 1080, William and Robert had reached an accommodation, with William once more affirming that Robert would receive Normandy when he died.

The bishop was killed on 14 May 1080, and William dispatched his half-brother Odo to deal with the rebellion.

William departed Normandy in July 1080, and in the autumn William's son Robert was sent on a campaign against the Scots.

** William of Malmesbury, English historian ( b. 1080 )

He married Adela of Normandy, a daughter of William the Conqueror around 1080 in Chartres.

As the youngest brother, Baldwin was originally intended for a career in the church, but he had given this up around 1080 ; according to William of Tyre, who lived later in the 12th century and did not know Baldwin personally: " in his youth, Baldwin was well nurtured in the liberal studies.

William the Conqueror nominated him to the see of Durham on 9 November 1080, and he was duly consecrated on either 27 December 1080 or 3 January 1081.

* William, count of the Principate ( d. 1080 )

In 1080 most of the huts in the town were burned and many people killed in retaliation for the death of William Walcher, the first Prince-Bishop, at the hands of an English mob.

* Helie of Burgundy 1080 – 1141, wife of Bertrand of Toulouse and William III of Ponthieu

Austerfield contains the 11th century church of St Helena, built in 1080 by John de Builli, where William Bradford ", Pilgrim Father " and governor of Plymouth Colony, who was born in Austerfield, was baptised.

His nephew Robert de Montbrai became Earl of Northumberland in 1080, but he rebelled against William II ( Rufus ) and was captured and imprisoned in Windsor Castle for thirty years.

However this view is challenged by the writings of Symeon of Durham in his Libellus De Exordio Atque Procursu Istius, Hoc Est Dunhelmensis, Ecclesie in which he states after the 1080 murder of Walcher Bishop of Durham by the local Northumbrians, King William rode up with an army and laid waste all the lands from York to Durham.

In 1080 William sent his eldest son, Robert Curthose, north to defend the kingdom against the Scots.

William the Conqueror gave the town to the Bishops of Durham in 1080.

In 1080, William the Conqueror gave the town, including its church, which later became the minster, to the Bishop of Durham, who promptly conferred the church upon the monks of Durham.

* 1068 – 1080: Dietrich I

* Charles I, Count of Flanders, Blessed Charles the Good, ( 1080 / 86 Denmark – 1127 Bruges ), count of Flanders

Bohemond served under his father in the great attack on the Byzantine Empire ( 1080 – 1085 ) and commanded the Normans during Guiscard's absence ( 1082 – 1084 ), penetrating into Thessaly as far as Larissa, but being eventually repulsed by Alexius I Comnenus.

# Edith of Scotland ( c. 1080 – 1 May 1118 ), also called Matilda, married King Henry I of England

* Mathilde ( 1080 – 1130 ), married Raoul I of Beaugency

By 1080 he may have married Mantie, daughter of Walter I of Brienne.

* Matilda of Scotland ( c. 1080 – 1118, Queen of the English, wife of Henry I

* Olaf I Godredsson ( c. 1080 – 1153 )

His second wife was Gertrude ( 1080 – 1117 ), daughter of Robert I of Flanders and Gertrude of Saxony.

# Simon I, Duke of Lorraine, c. 1080 – 1138

* Ezzelino I da Romano ( d. c. 1080 ), called il Balbo

Herihor was an Egyptian army officer and High Priest of Amun at Thebes ( 1080 BC to 1074 BC ) during the reign of Pharaoh Ramesses XI although Karl Jansen Winkeln has argued that Piankh preceded Herihor as High Priest at Thebes and that Herihor outlived Ramesses XI before being succeeded in this office by Pinedjem I, Piankh's son based on the decoration program of the Temple of Khonsu at Karnak which depicts the chief priests Herihor and then Pinedjem I, serving in this office but never Piankh.

In 1080, as Duke Władysław I, he married the Bohemian princess Judith, daughter of Duke Vratislaus II of Bohemia.

Matilda of Scotland ( c. 1080 – 1 May 1118 ), born Edith, was the first wife and Queen consort of Henry I of England.

His duchy was given to Lothair of Supplinburg and his lands were split between his daughters by Sophia ( married 1071 ), the daughter of Béla I of Hungary, going thus to the house of Welf, via Wulfhilde ( 1075 – 1126 ), who married Duke Henry IX of Bavaria and to the house of Ascania via Eilika ( 1080 – 16 January 1142 ), who married Count Otto of Ballenstedt.

* Manasses I ( 1069 – 1080 )

* Roupen I ( 1080 / 1081 / 1082 – 1095 )

Ruben I, (), also Roupen I or Rupen I, ( 1025 / 1035 – Kormogolo, 1095 ) was the first lord of Armenian Cilicia or “ Lord of the Mountains ” ( 1080 / 1081 / 1082 – 1095 ).

He was the son of Roupen I ; his father declared the independence of Cilicia from the Byzantine Empire around 1080.

* Olaf I Godredsson ( c. 1080 – 1153 ), or Olaf Morsel, King of Mann, son of Godred Crovan