Col. Samuel Dunlop, CMG (8 March 1838 – 28 June 1917) was a British civil servant and officer in the Royal Artillery.
In 1875, he was appointed to the Commission for the Pacification of Larut serving alongside fellow commissioners McNair, Swettenham, Pickering and Capitans China Chung Keng Quee and Chin Seng Yam.
Captain, Major, and then Colonel, Samuel Dunlop served in Singapore as the Inspector-General of Police of the Straits Settlements in 1875 succeeding Thomas Dunman and held that position till 1890, handing over the reins to RW Maxwell (1891-1895).
On 28 December 1885, Colonel Samuel Dunlop was installed as District Grand Master of the Freemasons in Singapore (1885-91) by W Bro Cargill.
To cover the cost, promises were made that 240 shares of $25 each should be subscribed for, "owing, in great measure, to the energy of Major Dunlop".