Career
He was originally commissioned into the 1st West India Regiment, but transferred to the 76th Foot in 1854, was promoted Lieutenant, and transferred to the 23rd Foot as adjutant in 1858. He resigned as adjutant in 1864 and retired in 1866, becoming adjutant of the 3rd Derbyshire Rifle Volunteers later that year. Lees was acting Governor of the Gold Coast in 1874, 1876 and 1878-1879, Governor of the Bahamas from 1881-1884, and Governor of the Leeward Islands from 1884-1885.
He was 16th Governor of Mauritius from 21 December 1889 to 12 March 1892.
He was Governor of British Guiana from 1893-1895. Lees is buried in Brompton Cemetery, London.