Bourne \bo(ur)-ne\ as a boy's name is of Middle English origin, and the meaning of Bourne is "stream". Place name. A little stream is called a "burn" in Scotland. Could be from Old French, meaning "boundary, milestone". Scottish poet Robert Burns.
Bourne has 7 variant forms: Born, Borne, Bourn, Burn, Burns, Burne and Byrn.
Baby names that sound like Bourne are Beirne, Berne, Burnie, Burney and Byrne.