Montague Bertie, 12th Earl of Lindsey

Montague Peregrine Albemarle Bertie, 12th Earl of Lindsey, DL (3 September 1861 – 2 January 1938), styled Lord Bertie from 1877 until 1899, was an English nobleman, the only son of Montague Bertie, 11th Earl of Lindsey.

He was educated at Eton and Magdalene College, Cambridge. On 30 March 1881, he was appointed a second lieutenant in the Northampton and Rutland Militia (later the 3rd Battn, The Northamptonshire Regiment).

Between 1885 and 1888, he served as an aide-de-camp to Lord Carrington, then Governor of New South Wales. While in Australia, Lord Bertie met and on 12 February 1890 married Millicent Cox (d. 1931), daughter of the surgeon Dr. James Charles Cox, by whom he had one daughter:
 * Lady Muriel Felicia Vere Bertie (d. 1981); married Henry Liddell-Grainger in 1922 and had issue, including David Liddell-Grainger; after his death, married Sir Malcolm Barclay-Harvey in 1938

Lord Bertie was promoted captain on 29 June 1889, and resigned his commission on 4 May 1891. On 8 September 1893, he was appointed a deputy lieutenant of Lincolnshire.

In 1899, he succeeded his father as Earl of Lindsey. Upon his death, the Earldom of Lindsey passed to his fifth cousin thrice removed, the 8th Earl of Abingdon, while the Irish titles of Baron and Viscount Cullen (which he never claimed) became extinct.