Born in London [1851 Census says "born Clapham"] on the 2nd of March 1834, the son of William Digby Seymour, Esq., a merchant, M.P. for Hull, 1854-57, and his wife, Emily, daughter of the Revd. Brackley C. Kennett, Rector of East Ilsey, Berkshire.
1841 Census
11, Doughly, St Pancras, Marylebone.
William Seymour, 35, Clerk.
Emily Seymour, 35.
Walter Seymour, 7.
Emily Seymour, 8 months.
1851 Census
24 Brunswick Sq, Hove, Brighton.
Walter D [sic] Seymour, 45, Merchant.
Emily Seymour, 45.
Walter D Seymour, 17, born Clapham.
Emily G Seymour, 10.
Catherine M Seymour, 7.
In 1857, his parents were living at 61 Lowndes Square, London.
Cornet in the Royal Horse Guards: 20th of January 1854.
Cornet in the 17th Lancers: 8th of December 1854.
Lieutenant, 17th Lancers: 11th of May 1855.
Captain, 17th Lancers: 12th of July 1858.
Captain Seymour served the Eastern campaign from the 16th of July 1855, including the Siege and fall of Sebastopol (Medal and Clasp and the Turkish Medal) and also during the Mutiny campaign of 1858-59. (Medal.)
Entitled to the Crimean medal with clasp for Sebastopol, the Turkish Medal and the Mutiny Medal (without clasp.)
The muster rolls for the period July-September 1858 show him as "On Detachment at Sholapoore".
Died at Gwalior, India, from "Febris, C.C.", on the 27th of October 1859, aged 25 years and 7 months. He was buried on the same day by the Revd. E.W. Tarleton.
Additional Census information for 1841 and 1851 kindly provided by Chris Poole.