General Flower Mocher (c. 1729 - 18 July 1801), was a British army officer who served 50 years in the cavalry. He initially obtained a commission with Hawley's Dragoons then, following 12 years service with the Horse Grenadier Guards, he served 17 years with the Dragoon Guards as their Lieutenant Colonel and Colonel. Two years before his appointment as a general officer he was made Colonel of the 9th Regiment of Dragoons in Ireland. After some years service as deputy to the commander-in-chief Ireland he retired in 1794 shortly before his appointment to the rank of full General.