Martin Charteris, Baron Charteris of Amisfield, English soldier and courtier (d. 1999)

Lieutenant-Colonel Martin Michael Charles Charteris, Baron Charteris of Amisfield, (7 September 1913 – 23 December 1999) was a British Army officer and courtier of Queen Elizabeth II. Charteris was the longest-serving Assistant Private Secretary to the Sovereign, having served for over 20 years in that position. Later, he became Private Secretary to the Sovereign.