|Born||12 March 1956|
|Years of service||1974-2007|
|Unit||Royal Highland Fusiliers|
|Commands held||39th Infantry Brigade|
|Awards||Commander of the Order of the British Empire|
Loudon was commissioned into the Royal Highland Fusiliers in 1975 and later commanded the 1st Battalion of his regiment. In 1991 he served in the Gulf War as the Chief of Staff of 7th Armoured Brigade (Desert Rats). He was appointed an officer of the Order of the British Empire (OBE) for his operational service in the Gulf War. He was appointed Commander of 39th Infantry Brigade in 1999, Chief of Staff at HQ Northern Ireland in 2001 and General Officer Commanding 2nd Division and Governor of Edinburgh Castle in 2004 before he retired in early 2007.
He became Chief Executive and Producer of the Royal Edinburgh Military Tattoo in 2007 and then Chief Executive of the St Andrews Links Trust in 2011. In 2012 he was appointed Chairman of St Andrews Links Limited and the following year he became Chairman of Tom Morris International.