Jon Crossley is a senior warrant officer in the Royal Air Force. He served as Chief of the Air Staff's Warrant Officer from 2016 to 2019. Military career Crossley joined the Royal Air Force (RAF) in November 1985. He trained as a plotter air photographer at RAF Wyton. From June 2014 to October 2016, he served as Station Warrant Officer of Royal Air Force College Cranwell. References British military personnel of The Troubles (Northern Ireland) Living people Military personnel from Lancashire Royal Air Force airmen Royal Air Force personnel of the War in Afghanistan (2001–2021) Year of birth missing (living people) Warrant Officers of the Royal Air Force