Admiral Robert Hamilton Anstruther, CMG (Chinese: 安史導; 10 June 1862 – 26 September 1938) was a Royal Navy officer.
Anstruther joined the Royal Navy, was promoted to lieutenant on 30 June 1885,[1] and to Commander on 31 December 1897.
He was Senior Naval Officer on the Danube between 1900 and 1902, and was in command of the gunboat HMS Cockatrice from 5 January 1901[4] to 5 February 1902.
On 5 July 1902 he was appointed in command of the surveying ship HMS Hearty,[5] and was Senior Naval Officer of the North Sea Fisheries between 1902 and 1904.
[citation needed] He was the second Colony Commissioner of the Boy Scout Association, Hong Kong Branch as of May 1915.