Commissioned into the 9th Regiment of Light Dragoons in 1817, Augustus Frederick Ellis was promoted as captain in the 76th Regiment of Foot on 4 October 1821.
He was educated at Eton College between 1811 and 1814, and commissioned into the 9th Regiment of Light Dragoons in 1817. On 4 October 1821 Ellis purchased a captaincy in the 76th Regiment of Foot. 
