Background
Lyon was born in London, England, and educated at a Brighton Grammar School.
Lyon was born in London, England, and educated at a Brighton Grammar School.
He was killed in World World War II while serving with the 2nd New Zealand Expeditionary Force. Lyon was active in the United Kingdom Labour Party. His health was damaged by mustard gas, so he emigrated to New Zealand in 1927 where he lived in Hastings.
Lyon served on the Hastings Borough Council and Napier Harbour Board before moving to Auckland in 1931.
Lyon contested the Hawkes Bay electorate in the 1928 election, but was beaten by the incumbent, Hugh Campbell of the Reform Party. As a Labour Party Member of Parliament, he represented the Waitemata electorate from the 1935 general election to 1941.
Out of respect to Lyon, the National Party decided not to contest the by-election resulting from his death. The by-election resulted in the return of the third woman to the New Zealand House of Representatives, Labour"s Mary Dreaver.
With the outbreak of war, Lyon enlisted in the New Zealand Military Forces, and was a Captain with the 18th Battalion when he was killed during the Battle of Crete.