List of Chief Mechanical Engineers of the Great Western Railway

Great Western Railway

Locomotive Superintendent

• Daniel Gooch (1837–1864)
• Joseph Armstrong (1864–1877)
• William Dean (1877–1902)
• George Jackson Churchward (1902–1915)

Chief Mechanical Engineer

• George Jackson Churchward (1915–1921)
• Charles Collett (1922–1941)
• Frederick Hawksworth (1941–1947)

Northern Division Locomotive Superintendent

• Joseph Armstrong (1854–1864)
• George Armstrong (1864–1892)

British Railways (Western Region)

Mechanical and Electrical Engineer

• Kenneth J Cook (1950-1951)
• Robert A Smeddle (1951-?)

Constituent companies

Birkenhead Railway

• John Dixon
• T A Yarrow
• Rendell
• William Bragge
• George Douglas (1851-1860)

Bristol and Exeter Railway

• Charles Gregory (1849-1850) (Chief Engineer)
• James Pearson (1850-1875)

Cornwall Minerals Railway

• Miles Constatine

Llanelly Railway

• Joseph Hepburn
• Robert Hepburn

Llynvi and Ogmore Railway

• J Routledge

Monmouthshire Railway

• W Craig (1849-1854)
• R Laybourne (1854-1868)
• H Appleby (1868-1875)

Shrewsbury and Birmingham Railway

• William Marlow (1849-1853)
• Edmund Petre
• Joseph Armstrong

Shrewsbury and Chester Railway

• A M Ross (Engineer)
• Thomas Truss (Carriage Superintendent)
• Edward Jeffreys
• Joseph Armstrong (1853-1854)

South Devon Railway;

• Frederick Gooch (1850-1864)
• Joseph Wright (1864-1876)

Vale of Neath Railway

• Joshua Williams (1851-1865) (General Manager)

West Cornwall Railway

• Skater
• H Appleby
• Joseph Wright (South Devon Railway Locomotive Superintendent)

West Midland Railway

• Edward Wilson (1860-1863)

Newport, Abergavenny and Hereford Railway

• Mark Carr (1854-1858)
• Alexander McDonnell (1858-1860)

Oxford, Worcester and Wolverhampton Railway

• David Joy (1852-1856)
• Frederic Haward (1856-1857)
• Edward Wilson (1857-1860)

References

• Allen, Cecil J (1948). British Railway Locomotives. Ian Allan. 
• MacDermot, E T (1927). History of the Great Western Railway, volume I 1833-1863. London: Great Western Railway. 
• MacDermot, E T (1931). History of the Great Western Railway, volume II 1863-1921. London: Great Western Railway. 
• The Locomotives of the Great Western Railway, Part 3: Absorbed Engines 1854-1921. The Railway Correspondence and Travel Society. 1956. 
• Swindon Steam 1921-1951. Ian Allan. 1974.