MPs
- Sir William Mitchell-Thomson December 14, 1918 - November 15, 1922
- Mr John Muir November 15, 1922 - October 29, 1924
- Mr James Couper October 29, 1924 - May 30, 1929
- Mr John Clarke May 30, 1929 - October 27, 1931
- Mr Douglas Jamieson October 27, 1931 - November 14, 1935
- Mr John Davidson November 14, 1935 - July 5, 1945
- Mr William Hannan July 5, 1945 - February 28, 1974
- Mr James Craigen February 28, 1974 - June 11, 1987
- Mrs Maria Fyfe June 11, 1987 - June 7, 2001
- Ms Ann McKechin June 7, 2001 - May 5, 2005