As the Rio Games wrap up, we want your opinion on one of the biggest questions as we look back: Who was the biggest breakout star? 

Gymnast Simone Biles and swimmer Katie Ledecky were already stars in their sports before these games, but for Olympians Simone Manuel, Joseph Schooling, Monica Puig and Ibtihaj Muhammad, the games were a true intoduction to stardom.

So who had the bigest breakout? Vote now through our Twitter poll: