The Linlithgowshire by-election was a Parliamentary by-election held on 7 November 1913. The constituency returned one Member of Parliament (MP) to the House of Commons of the United Kingdom, elected by the first past the post voting system.

Linlithgowshire was a Scottish county constituency of the House of Commons of the Parliament of the United Kingdom from 1708 to 1950. It elected one Member of Parliament (MP) by the first past the post voting system. It was replaced in 1950 by an equivalent constituency named West Lothian.