<page_title> Rose Namajunas </page_title> <section_title> Mixed martial arts record </section_title> <table> <cell> Win <col_header> Res. </col_header> </cell> <cell> Joanna Jędrzejczyk <col_header> Opponent </col_header> </cell> <cell> UFC 223 <col_header> Event </col_header> </cell> <cell> April 7, 2018 <col_header> Date </col_header> </cell> </table>
In the first defense of her title, Rose Namajunas faced Jędrzejczyk in a match that took place on April 7, 2018, at UFC 223.