John James Snodgrass (22 October 1796 – 14 January 1841), was a British military officer, aide-de-camp and son-in-law to Sir Archibald Campbell, 1st Baronet and author.
He fought in the Battle of Waterloo.
The last seven years of his life were spent in Halifax, Nova Scotia where he died and is buried in the Old Burying Ground (Halifax, Nova Scotia).