John Marshall Lang CVO[1] (1834 – 2 May 1909) was a Church of Scotland minister and author.

He then trained as a minister at Divinity Hall In Glasgow, He was ordained by the Church of Scotland at the Kirk of St Nicholas in Aberdeen.

[9] In his role as Principal he was created a Commander of the Royal Victorian Order (CVO) by King Edward VII during a visit to the university in 1906.

[10] He died on 2 May 1909 at the Chanonry Lodge and is buried in the eastern enclosure attaching the east end of St Machar's Cathedral.

His youngest son David Marshall Lang (1878-1925) is buried in Warriston Cemetery in north Edinburgh.