False: Roger Federer is actor Arbaaz Khan's twin brother.

The official website of Roger Federer disproves the claim.According to Roger Federer's profile, his father's name is Robert, his mother is Lynette, and he has one sibling named Diana. The about section has full details of his career, which kickstarted at the age of 8. It is also evident that he was born and raised in Switzerland, where he made his first debut as a tennis player. Roger Federer closely resembles the actor Arbaaz Khan; however, they are not twins.