Brunel is a surname. Notable people with the surname include:
Adrian Brunel (1892–1958), English film director and screenwriterMarc Isambard Brunel (1769–1849), engineer and father of Isambard Kingdom BrunelIsambard Kingdom Brunel (1806–1859), famed British engineerIsambard Brunel Junior (1837–1902), son of Isambard Kingdom BrunelHenry Marc Brunel (1842-1903), engineer and the second son of Isambard Kingdom BrunelJacques Brunel (died 1564), 16th century French organist and composerJacques Brunel (rugby player) (born 1954), French rugby union player and coachOle Brunell (born 1953), former Lutheran Minister