Natalia Tena was 23 in Harry Potter and the Half-Blood Prince when she played the character 'Nymphadora Tonks'.
That was over 15 years ago in 2009.
Today she is 39, and has starred in 24 movies in total, 17 of those since Harry Potter and the Half-Blood Prince was released.
In Harry Potter and the Half-Blood Prince, I think Natalia Tena looks: