Air Chief Marshal Sir Stephen Gary George Dalton (born 23 April 1954) is a retired Royal Air Force commander. As commanding officer of XIII Squadron, he deployed on Operation Jural, the United Kingdom's contribution to Operation Southern Watch enforcing the No-Fly Zone over Southern Iraq. He then moved on to high command, serving as Head of Air Operations at the Ministry of Defence during the preparations for and conduct of Operation Telic in Iraq. Most recently he was appointed Chief of the Air Staff, the professional head of the Royal Air Force, in which role he advised the British Government on the deployment of air power during the Libyan conflict. In that capacity he implemented 2,700 redundancies, as determined by the Strategic Defence and Security Review.