Rupert Grint was 21 in Harry Potter and the Deathly Hallows: Part 2 when he played the character 'Ron Weasley'.
That was over 13 years ago in 2011.
Today he is 35, and has starred in 24 movies in total, 10 of those since Harry Potter and the Deathly Hallows: Part 2 was released.
In Harry Potter and the Deathly Hallows: Part 2, I think Rupert Grint looks: