The Kingdom of Lindsey or Linnuis () was a lesser Anglo-Saxon kingdom, which was absorbed into Northumbria in the 7th century. The name Lindsey derives from the Old English toponym , meaning "Isle of Lind". was the Roman name of the settlement which is now the City of Lincoln in Lincolnshire. ( was shortened in Old English to and then .) was a Latinised form of a native Brittonic name which has been reconstructed as *Lindon (; cf. modern Welsh ).Delamarre, Xavier, Dictionnaire de la langue gauloise, Errance, 2003 (2nd ed.), p. 203.
