Alex Grady is a fictional character from the movie series The Karate Kid. He is portrayed as a young martial artist who faces various challenges while learning karate. Throughout the series, Alex demonstrates determination and resilience, often overcoming obstacles through hard work and dedication. In the storyline, Alex trains under the guidance of Mr. Miyagi, a wise and skilled karate master. Their relationship highlights themes of mentorship and personal growth. Alex's journey emphasizes the importance of discipline and respect in martial arts, making him a relatable character for audiences interested in self-improvement and perseverance.