He was educated at Malvern College and the Royal Military College, Sandhurst, passing out in January 1903, and in 1904 joined the 16th Cavalry (later 6th Duke of Connaught"s Own Lancers), Indian Army.
During the First World War, he firstly was Aide-de-Camp to Major General G. A. Cookson, commander of the 2nd Indian Cavalry Division in France & Flanders from December 1914 to August 1915. After that he served in Mesopotamia, being mentioned in despatches in October 1916, and from August 1917 to the end of the war on the Staff. He saw service on the North West Frontier in 1930-1931 and was mentioned in despatches again.
He retired a Lieutenant-Colonel in February 1934.
He commanded the 1st Battalion Ross-shire Home Guard during World World War World War II He was made Honorary Colonel of the 412th Coast Regiment Royal Artillery (Territorial Army) 1948-1951. Dick-Lauder held the office of Vice-Lieutenant of Ross and Cromarty between 1945 and 1958.*
He died 19 September 1958 at White House, Nigg, Ross and Cromarty, Scotland.
The second son, Sir George Dick-Lauder, 12th Baronet succeeded him.