Simon Mahon (4 April 1914 – 19 October 1986) was a British Labour Party politician.Simon Mahon was born into an Irish Roman Catholic family in Bootle that was immersed in Liverpool Labour politics. His father, Alderman Simon Mahon (1886–1961), was a well-known local politician, who also stood unsuccessfully for Parliament. His brother, Peter Mahon, was elected MP for Preston South in 1964. Mahon was educated at St. Joseph's Irish Christian Brothers school and at St.