<page_title> List of junior world records in swimming </page_title> <section_title> Boys </section_title> <table> <cell> 400m freestyle <col_header> Event </col_header> </cell> <cell> 3:44.60 <col_header> Time </col_header> </cell> <cell> Mack Horton <col_header> Name </col_header> </cell> <cell> 1 April 2014 <col_header> Date </col_header> </cell> <cell> Australian Championships <col_header> Meet </col_header> </cell> <cell> 1500m freestyle <col_header> Event </col_header> </cell> <cell> 14:51.55 <col_header> Time </col_header> </cell> <cell> Mack Horton <col_header> Name </col_header> </cell> <cell> 6 April 2014 <col_header> Date </col_header> </cell> <cell> Australian Championships <col_header> Meet </col_header> </cell> </table>
Mack Horton won the 1500 meter freestyle in 14:51.55 and finished the 400-meter freestyle in 3:44.60, setting two junior world records at the 2014 Australian Swimming Championships.