Henry Robinson-Montagu, 6th Baron Rokeby

General Henry Robinson-Montague, 6th Baron Rokeby GCB (2 February 1798 – 25 May 1883) was a British soldier.

Military career
Born the son of the 4th Baron, Rokeby was commissioned into the 3rd Foot Guards in 1814. He fought at the Battle of Quatre Bras and the Battle of Waterloo in June 1815.

He fought in the Crimean War as Commander of the 1st Division in 1855. After the War, in 1856, he was appointed to the new post of Major General commanding the Brigade of Guards. He retired from the post five years later in 1861. He was promoted to General in 1869 and retired in 1877.

The peerage became extinct on his death on 25 May 1883. He lived at Hazelwood, Abbots Langley, Hertfordshire from 1838 until his death.

Family
In 1826 he married Magdalen Huxley or Hurley, the widow of Frederick Crofts. Their children included:
 * Hon. Harriet Lydia Montagu, (d. 23 Nov 1894), she married the 4th Earl of Portarlington;
 * Hon. Mary Montagu, (d. 6 Sep 1868), she married the 14th Marquis of Winchester;
 * Hon. Magdalen Montagu, (d. 30 Sep 1919), she married the Very Rev. Hon. Gerald Wellesley, son of Lord Cowley;
 * Hon. Edmund Montagu, (1835-1852).