Percy G. B. Westmacott

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Percy Graham Buchanan Westmacott (1830 Edinburgh - 10 September 1917) was a British mechanical engineer.

He was apprenticed to Miller, Ravenhill and Co, Blackwall. In 1851 he joined the William Armstrong, 1st Baron Armstrong's Elswick Works as a draughtsman. When Armstrong was appointed to superintend the manufacture of guns at Royal Arsenal, Woolwich in 1895, Westmacott was entrusted with the technical management of the engine works at Elswick, and during this time contributed to the development of the hydraulic lifting machinery department.[1]

In 1864 he became a partner in the company of Sir W. G. Armstrong and Co, formed in that year, and became Managing Director when the firm became a limited company in 1882.[2][3]

He married Annette Beatrice (née Berners); they had children:

  • Evelyn Westmacott (born c 1862)
  • Henry A. Westmacott (born 1866)
  • John Westmacott (born c 1873 )
  • Lewis Westmacott (born 3 August 1871, died 27 November 1949) Married 20 April 1898, Evelyn Bayley, of Dublin.
  • Mabel Westmacott (born c 1876)
  • Rachel Westmacott (born c 1878)
  • Gerald Westmacott (born c April 1880)[4]


  • A Victorian Engineer: the life of Percy G. B. Westmacott (1830-1917), Editors Mabel Noble, Dorothy Boyd. 1973, Eyre and Spottiswoode Ltd.


External links[edit]

Professional and academic associations
Preceded by
Edward Alfred Cowper
President of the Institution of Mechanical Engineers
Succeeded by
Sir Lowthian Bell, 1st Baronet