There are many

For example:

Little S used to have buck teeth. For a year or two, she hosted a show and wore braces. She was always laughed at as a braces girl< /p>

Gong Li was selected by Zhang Yimou because of her pair of tiger teeth

Siqin Gaowa was also selected because of her pair of tiger teeth

Wang Cyndi has some buck teeth

Rainie Yang also used to be a girl with buck teeth

There was also someone in SHE who used to be a girl with braces, but I forgot the details

As for others, there are:

Ronaldo

Ronaldinho

Eight taels of gold

Yu Mulian