Richard Comyn was a Scottish noble, the nephew of William Comyn.

Richard was probably born between 1115 and 1123. In 1144, William Comyn gave him Northallerton

Northallerton

Northallerton is an affluent market town and civil parish in the Hambleton district of North Yorkshire, England. It lies in the Vale of Mowbray and at the northern end of the Vale of York. It has a population of 15,741 according to the 2001 census...

 Castle, which he had built a few years earlier. Shortly after, he received the castle and honour of Richmond

Honour of Richmond

The Honour of Richmond in north-west Yorkshire was granted to Count Alan Rufus by William the Conqueror in 1071AD. The honour, which was assessed for the service of 60 knights, was one of the most important fiefs in Norman England. - Territory :...

 as part of his uncle's settlement to renounce to Durham bishopric. In 1145, Richard was married to Hextilda, the daughter of Uchtred, Lord of Tynedale, and his wife Bethoc ingen Domnaill Bain, the daughter of King Donald III of Scotland

Donald III of Scotland

Domnall mac Donnchada , anglicised as Donald III, and nicknamed Domnall Bán, "Donald the Fair" , was King of Scots from 1093–1094 and 1094–1097...

.

In Scotland, he acquired the position of Justiciar of Lothian

Justiciar of Lothian

The Justiciar of Lothian was an important legal office in the High Medieval Kingdom of Scotland.The Justiciars of Lothian were responsible for the administration of royal justice in the province of Lothian, a much larger area than the modern Lothian, covering Scotland south of the Forth and Clyde,...

: he witnessed 6 charters for King Malcolm IV

Malcolm IV of Scotland

Malcolm IV , nicknamed Virgo, "the Maiden" , King of Scots, was the eldest son of Earl Henry and Ada de Warenne...

 and 33 for King William I

William I of Scotland

William the Lion , sometimes styled William I, also known by the nickname Garbh, "the Rough", reigned as King of the Scots from 1165 to 1214...

. He was captured with King William in 1174 and was a hostage for him in the Treaty of Falaise

Treaty of Falaise

The Treaty of Falaise was an agreement made in December 1174 between the captive William I, King of Scots, and the English King Henry II.Having been captured at the Battle of Alnwick during an invasion of Northumbria, William was being held in Falaise in Normandy while Henry sent an army north and...

. He gave, with Hextida's consent, lands to the monks at Hexham

Hexham Abbey

Hexham Abbey is a place of Christian worship dedicated to St Andrew and located in the town of Hexham, Northumberland, in northeast England. Since the Dissolution of the Monasteries in 1537, the Abbey has been the parish church of Hexham.-History:...

, Kelso

Kelso Abbey

Kelso Abbey is what remains of a Scottish abbey founded in the 12th century by a community of Tironensian monks first brought to Scotland in the reign of Alexander I. It occupies ground overlooking the confluence of the Tweed and Teviot waters, the site of what was once the Royal Burgh of Roxburgh...

 and Holyrood

Holyrood Abbey

Holyrood Abbey is a ruined abbey of the Canons Regular in Edinburgh, Scotland. The abbey was founded in 1128 by King David I of Scotland. During the 15th century, the abbey guesthouse was developed into a royal residence, and after the Scottish Reformation the Palace of Holyroodhouse was expanded...

. He died between 1179 and 1182. Hextilda remarried to Máel Coluim, Earl of Atholl

Máel Coluim, Earl of Atholl

Máel Coluim of Atholl was Mormaer of Atholl between 1153/9 and the 1190s.The Chronicle of Holyrood tells us that in 1186 Máel Coluim had an outlaw called Adam mac Domnaill killed at the altar of a church in Coupar, and burned 58 of his associates inside the church...

 (also called Malcolm).

Children

Richard had four sons by Hextilda:

• John, dead between 1152 and 1159, and buried at Kelso Abbey.
• William
  William Comyn, jure uxoris Earl of Buchan
  William Comyn was one of four sons of Richard Comyn, Justiciar of Lothian and Hextilda of Tynedale. He was born in Scotland, in Altyre, Moray in 1163 and died in Buchan in 1233 where he is buried in Deer Abbey...
  
  , jure uxoris Earl of Buchan.
• Odinel (also called Odo), a priest, witness to Richard's charters to religious houses in 1162 and 1166.
• Simon, mentioned in the 1166 charter to the Augustinians
  Augustinians
  The term Augustinians, named after Saint Augustine of Hippo , applies to two separate and unrelated types of Catholic religious orders:...
  
   in Holyrood.

and three daughters:

• Idonea
• Ada
• Christien

His daughters were witnesses to a donation made by Máel Coluim, Earl of Atholl and their mother Hextilda to the Church of St Cuthbert in Durham

Durham

Durham is a city in north east England. It is within the County Durham local government district, and is the county town of the larger ceremonial county...

.