<page_title> List of Dáil by-elections </page_title> <section_title> By-elections since 1923 </section_title> <table> <cell> Michael Noonan <col_header> Winner </col_header> <row_header>  </row_header> </cell> <cell> 18 November 1924 <col_header> Date </col_header> <row_header>  </row_header> </cell> <cell> Thomas O'Mahony <col_header> Outgoing </col_header> <row_header>  </row_header> </cell> <cell> CnaG <col_header> Party </col_header> <row_header>  </row_header> </cell> </table>
The by-election for Thomas O'Mahony's Dáil seat was held on 18 November 1924, and won by the Cumann na nGaedheal candidate Michael K. Noonan.