<page_title> Cardiff South (UK Parliament constituency) </page_title> <section_title> Members of Parliament </section_title> <table> <cell> 1945 <col_header> Election </col_header> </cell> <cell> James Callaghan <col_header> Member </col_header> </cell> <cell> Labour <col_header> Party </col_header> </cell> </table>
Cardiff South final MP was Labour's James Callaghan, elected in 1945.