Major General Simon Francis Neil Lalor, CB, TD, VR (born 1956) is a British businessman.

As a Territorial Army officer, he served as Assistant Chief of the Defence Staff (Reserves and Cadets) from 2007 to 2010.

On 6 March 1976, having graduated from the Royal Military Academy Sandhurst, Lalor was commissioned as a second lieutenant into the Queen's Regiment, British Army.

[2] On 2 September 1978, he was transferred to the Regular Army Reserve of Officers thereby ending his active, full-time service.

[11] In August 1991, Lalor was awarded the Efficiency Decoration (Territorial) and the associated post-nominal letters TD.