The story
- Proto-Celtic · derived from*lutā
- Proto-Brythonic · derived from*Lugudūniānā
- Old English · inherited fromLoðene
- English todayLothian
From Old English Loðene, Loþene, potentially from Proto-Brythonic *Lugudūniānā, or Proto-Celtic *lutā. According to A. D. Mills, in A Dictionary of British Place Names, named after "one Leudonus".
Etymology from Wiktionary, CC BY-SA 4.0.