| Name | Notability | References | 
  | Benjamin Baker | English engineer in late 19th century |  | 
  | William Baker | American structural engineer of the Burj Khalifa |  | 
  | Michel Bakhoum | Egyptian consultant engineer and academic |  | 
  | Nicol Hugh Baird | Canal engineer and surveyor |  | 
  | George Rumford Baldwin | American canal engineer |  | 
  | James Fowle Baldwin | American canal engineer |  | 
  | Loammi Baldwin | American engineer and soldier |  | 
  | Hannskarl Bandel | Madison Square Garden roof, Crystal Cathedral |  | 
  | Harvey Oren Banks | State Engineer of California |  | 
  | James Arthur Banks | British dam engineer |  | 
  | Robert Barker | English railway engineer who also played in the first ever football international game |  | 
  | Henry Barnes | Traffic engineer who worked in US cities during 20th century |  | 
  | Nora Stanton Blatch Barney | American civil engineer |  | 
  | Peter W. Barlow | English engineer in late 19th century; notable for Lambeth Bridge (old) and tunnelling shield |  | 
  | William Henry Barlow | English engineer in late 19th century; railway engineering |  | 
  | Frank Baron | American academic |  | 
  | Alfred Barrett | American engineer of the Erie Canal |  | 
  | Javier Barros Sierra | Mexican engineer and teacher |  | 
  | Sir John Wolfe-Barry | English engineer in late 19th century; designed Tower Bridge |  | 
  | Lt Col Arthur John Barry | English engineer in late 19th and early 20th century; projects in China and India |  | 
  | John Vernon Bartlett | British civil and military engineer |  | 
  | Edward William Barton-Wright | British martial arts teacher |  | 
  | John Frederic La Trobe Bateman | British hydraulic engineer |  | 
  | Sir Joseph Bazalgette | English engineer in late 19th century; London sewerage system |  | 
  | Sir Thomas Hudson Beare | English engineer, academic |  | 
  | Nikolai Apollonovich Belelubsky | Russian bridge engineer |  | 
  | Bernard Forest de Belidor | Hydraulic engineer |  | 
  | Horace Bell | British railway engineer in India |  | 
  | William Bennet | English canal engineer |  | 
  | William Bennett | Irish-Australian bridge builder; Prince Alfred Bridge, Denison Bridge | [3] | 
  | Samuel Bentham | Designer of Vauxhall Bridge |  | 
  | Arthur Bergan | Canadian highways engineer |  | 
  | Sir George Berkley | British railway engineer |  | 
  | Henry Berry | Liverpool dock engineer |  | 
  | Charles Beyer | Anglo-German locomotive engineer |  | 
  | George Parker Bidder | British engineer; railways, telegraphs and hydraulics |  | 
  | Sir Alexander Binnie | English engineer in late 19th century; tunnels and bridges across the Thames |  | 
  | William Binnie | British waterworks engineer, son of the above |  | 
  | Geoffrey Binnie | Dam engineer, grandson and son of the above |  | 
  | Osama bin Laden | Founder of al-Qaeda, studied civil engineering at university |  | 
  | Alan W. Bishop | Developer of Bishop's method of analysing earth dams |  | 
  | Magnus Bjorndal | American engineer and inventor |  | 
  | John Blenkinsop | English engineer in mid-19th century; railways, locomotives and mining |  | 
  | Benjamin Blyth | Scottish railway engineer |  | 
  | Benjamin Blyth II | Scottish railway engineer, first practising Scottish engineer to become president of the Institution of Civil Engineers |  | 
  | Gudmundur S. (Bo) Bodvarsson | Icelandic civil engineer and researcher |  | 
  | Alfred P. Boller | American civil engineer |  | 
  | Sir Thomas Bouch | English engineer in late 19th century; first Tay Rail Bridge disaster |  | 
  | Guillaume Boutheroue | 17th-century French canal engineer |  | 
  | John Bradfield | Designer of Sydney Harbour Bridge |  | 
  | William Bragge | English engineer in the 19th century |  | 
  | Frederick Bramwell | British engineer |  | 
  | Jacob R. Brandt | American engineer in mid-19th century; covered bridge engineer |  | 
  | James Brindley | English engineer from mid-18th century; designed canals and watermills |  | 
  | John Alexander Brodie | City Engineer of Liverpool and inventor of the football goal net |  | 
  | Samuel Brown | British naval officer and bridge designer |  | 
  | William Brown | structural engineer |  | 
  | George Barclay Bruce | English railway engineer |  | 
  | Peter Bruff | British civil engineer |  | 
  | Henry Marc Brunel | English engineer in late 19th century |  | 
  | Isambard Kingdom Brunel | English engineer in mid-19th century; designed Great Western Railway, a series of famous steamships, and important bridges |  | 
  | Marc Isambard Brunel | French engineer in early 19th century; notable for the Thames tunnel |  | 
  | James Brunlees | Scottish engineer notable for designing Southend Pier |  | 
  | Peter Bruff | English engineer in 19th century; notable for work in Clacton on Sea |  | 
  | Sir George Buchanan | British civil engineer associated with harbour works in Burma, Iraq and Bombay, during early 20th century |  | 
  | George W. Buck | British canal, bridge and railway engineer |  | 
  | Leffert L. Buck | American civil engineer |  | 
  | Alfred Burges | British civil engineer |  | 
  | John Burland | Professor of civil engineering |  | 
  | Godliver Businge | Ugandan civil engineer | [4] |