The Southumbrians () were the

Anglo-Saxon The Anglo-Saxons, in some contexts simply called Saxons or the English, were a Cultural identity, cultural group who spoke Old English and inhabited much of what is now England and south-eastern Scotland in the Early Middle Ages. They traced t ...

people occupying northern

Mercia Mercia (, was one of the principal kingdoms founded at the end of Sub-Roman Britain; the area was settled by Anglo-Saxons in an era called the Heptarchy. It was centred on the River Trent and its tributaries, in a region now known as the Midlan ...

. The term might not have been used by the Mercians and was instead possibly coined by the Deiran or Bernician people as a territorial response to their own Kingdom of

Northumbria Northumbria () was an early medieval Heptarchy, kingdom in what is now Northern England and Scottish Lowlands, South Scotland. The name derives from the Old English meaning "the people or province north of the Humber", as opposed to the Sout ...

.Blair, P. Hunter, "The Northumbrians and their Southern Frontier", ''Archaeologia Aeliana'', fourth series, 26 (1948), pp. 98-126 The ''

Anglo-Saxon Chronicle The ''Anglo-Saxon Chronicle'' is a collection of annals in Old English, chronicling the history of the Anglo-Saxons. The original manuscript of the ''Chronicle'' was created late in the ninth century, probably in Wessex, during the reign of ...

'' refers to King Coenred as having become the King of the Southumbrians in 702, two years before he became King of all the Mercians. The fact that Coenred was the son of Wulfhere, the Mercian King, implies that Southumbria was a sub-kingdom of Mercia. More generally, Southumbria is used by modern historians to refer conveniently to all of Anglo-Saxon England south of the

Humber estuary The Humber is a large tidal estuary on the east coast of Northern England. It is formed at Trent Falls, Faxfleet, by the confluence of the tidal rivers River Ouse, Yorkshire, Ouse and River Trent, Trent. From there to the North Sea, it forms ...

not in Northumbria, especially in the period before England was unified.

References

{{Heptarchy Peoples of Anglo-Saxon England