His second wife was Maryoth Hay, the paternal granddaughter of the 10th Marquess of Tweeddale, whom he married on 2 March 1954.
Fox was first elected to Parliament on 25 February 1932 in a by-election in the Oxfordshire constituency of Henley.
The by-election had been caused by the death on 16 January 1932 of Robert Henderson.
Fox remained as the MP for Henley until the 1950 general election.
This article about a Conservative Member of the Parliament of the United Kingdom representing an English constituency and born in the 1900s is a stub.