<page_title> 19th New Zealand Parliament </page_title> <section_title> By-elections during the 19th Parliament </section_title> <table> <cell> Bay of Islands <col_header> Electorate and by-election </col_header> </cell> <cell> 1915 <col_header> Electorate and by-election </col_header> </cell> <cell> William Stewart <col_header> Winner </col_header> </cell> </table>
Bay of Islands by-election in 1915 was won by William Stewart.