F. E. Smith (born Frederick Edwin Smith on July 12, 1872 - died September 30, 1930) succeeded James Henry Stock as the fourth Member of Parliament for Liverpool Walton, serving between 1906 and 1918, including the whole of 1912.
William Watson Rutherford (1853 - 3 December 1927) succeeded Samuel Wasse Higginbottom as the fifth Member of Parliament for Liverpool West Derby, serving between 1903 and 1918, including the whole of 1912.
Herbert James Craig succeeded Frederick Leverton Harris as the third Member of Parliament for Tynemouth, serving between 1906 and 1918, including the whole of 1912.
William Brocklehurst Brocklehurst succeeded William Bromley-Davenport as the third sole Member of Parliament for Macclesfield, serving between 1906 and 1918, including the whole of 1912.
Charles Fenwick (May 5, 1850 - April 20, 1918) served as the first Member of Parliament for Wansbeck, serving between 1885 and 1918, including the whole of 1912.
George Bentham (1863 - October 31, 1929) succeeded Alexander Renton as the seventh Member of Parliament for Gainsborough, serving between 1910 and 1918, including the whole of 1912.
Robert Ratcliff (1867 - January 19, 1943) succeeded Sydney Evershed as the third Member of Parliament for Burton, serving between 1900 and 1918, including the whole of 1912.
Henry Kimber (July 13, 1834 - December 18, 1923) served as the first Member of Parliament for Wandsworth, serving between 1885 and 1913, including the whole of 1912.
Henry Barnston (December 1870 - February 22, 1929) succeeded Arthur Stanley as the third Member of Parliament for Eddisbury, serving between 1910 and 1929, including the whole of 1912.
Maurice Levy (1859 - August 26, 1933) succeeded Edward Johnson-Ferguson as the fourth Member of Parliament for Loughborough, serving between 1900 and 1918, including the whole of 1912.
Alfred Bigland (1855 - February 7, 1936) succeeded Henry Harvey Vivian as the seventh Member of Parliament for Birkenhead, serving between 1910 and 1918, including the whole of 1912.
James Archibald Morrison (September 18, 1873 - October 27, 1934) succeeded Henry John Stedman Cotton as the fourth Member of Parliament for Nottingham East, serving between 1910 and 1912. Following the end of Morrison's term as Member of Parliament for Nottingham East, John Rees (1854 - June 2, 1922) became the fifth Member of Parliament for Nottingham East, serving between 1912 and 1922.
David Lindsay (October 10, 1871 - March 8, 1940) succeeded Joseph Feilden as the second Member of Parliament for Chorley, serving between 1895 and 1913, including the whole of 1912.