A living former USA president is vegan and another is plant-based.
Elite athletes including the most renown bodybuilder Arnold Schwarzenegger (who once made fun of vegetarians) is now plant-based.  The most renown football player Tom Brady is also plant-based.
Blue Zone (highest # of centenarians 100 years old) is on average >=95% vegan.
A plant-based diet is >=80% vegan.