Sir Henry Oakley (12 November 1823 – 8 February 1912) was a British railway administrator.
He started life as a clerk in the House of Commons Library, and joined the Great Northern Railway (GNR) in the same capacity in 1850.
In June 1900, a C1 class locomotive was named in his honour by the company; after its withdrawal from service in 1937 it was preserved, and survives at the National Railway Museum.
Oakley died on 8 February 1912 at 37 Chester Terrace, St Pancras, London aged 88.
and his wife Caroline (née Callander) at the parish church of St. Luke's, Chelsea.