Major-General Saunders Alexius Abbott (9 July 1811 – 7 February 1894) was an English military officer in the Bengal Army and administrator serving in British India.

Saunders was the fourth son of Henry Alexius Abbott, a retired Calcutta merchant of Blackheath, Kent,[1] and his wife Margaret Welsh, the daughter of William Welsh of Edinburgh.

He had the following siblings: Abbott was educated privately and (like his brothers Augustus and Frederick) at Addiscombe Military Seminary.

He served later as aide-de-camp to Sir Henry Hardinge at the Battle of Ferozeshah, during which he was dangerously wounded.

After his retirement, Abbott became an agent for a railway company in Lahore before being promoted to its board of directors.