Harry Potter star Emma Watson is dating a talented teenage rugby player. The 16-year-old, who plays HERMIONE GRANGER in the boy wizard movies, is romancing up-and-coming sportsman TOM DUCKER, who is also 16. Ducker is signed to the prestigious London Wasps Academy rugby training club. An insider tells British newspaper The Sun, "They began dating last September (06) and are very cosy with each other."