Chapman Frederick Dendy Marshall was a railway historian known for his studies of the Liverpool & Manchester Railway and the Southern Railway. He was born in Brentford in 1872, educated at Hurstpierpoint and Trinity College, Cambridge. On graduating, he trained as a barrister, but never practised. He died at his home Chinthurst Lodge, Wonersh, in Surrey on 14 June 1945. His collection of railway documents and memorabilia was auctioned at Sotheby's on 13 November that year.