Ron Weasley is a fictional character in the Harry Potter series. He is Harry Potter's best friend and one of the three main characters in the series. Ron is the youngest son of Arthur and Molly Weasley, and the brother of Ginny, Fred, George, and Charlie Weasley. He is also the husband of Hermione Granger. Ron is loyal, brave, and often provides comic relief. He is an important part of Harry's journey to defeat Voldemort.