Mary Burger
... that having won a world title in 2016 at the age of 68, professional barrel racer Mary Burger became the oldest rodeo world champion?
... that having won a world title in 2016 at the age of 68, professional <a href="./Barrel_racing" id="mwBLA" rel="mw:WikiLink" title="Barrel racing">barrel racer</a> <b id="mwBLE"><a href="./Mary_Burger" id="mwBLI" rel="mw:WikiLink" title="Mary Burger">Mary Burger</a></b> became the oldest rodeo world champion?