Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
BOURN
As described in historical dictionaries
Patronymica Britannica (1860)
BOURN. BOURNE. Parishes and places in COS. Canrbr., Durham, Lincoln, Hants, Sussex, &c. Many trivial localities are so called, and Atte Burne is a common medieAal surname. vVs a topographical terra it means sometimes a bound or limit, (Fr. home,') and sometimes a running stream, (A- Sax. hirna.) See Eng. Surn. i. 64.
Surname type: Location or geographical feature
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English