David Mepham / WENN
Emma Watson at age 16
Actress Emma Watson arrives at the premiere of the film Driving Lessons, held at the Curzon Mayfair in London, England on September 4, 2006. Emma Watson was born on April 15, 1990, meaning that she was 16 years old when this photo was taken. Watson wasn't in Driving Lessons, but the film's cast did include Rupert Grint, her co-star from the Harry Potter film series.