MPs
- Mr Alfred Onions December 14, 1918 - July 6, 1921
- Mr Morgan Jones August 24, 1921 - April 23, 1939
- Mr Ness Edwards July 4, 1939 - May 3, 1968
- Mr Alfred Evans July 18, 1968 - May 3, 1979
- Mr Ednyfed Davies May 3, 1979 - December 22, 1981
- Mr Ednyfed Davies December 22, 1981 - June 9, 1983
- Mr Ron Davies June 9, 1983 - June 7, 2001
- Mr Wayne David June 7, 2001 - ?