Rodrick Heffley is a fictional character from the popular book series "Diary of a Wimpy Kid," created by Jeff Kinney. He is the older brother of the main character, Greg Heffley, and is known for his rebellious attitude and love for music, particularly playing in a band called Löded Diper. Rodrick often teases and annoys Greg, showcasing a typical sibling dynamic. Despite his tough exterior, he occasionally shows a softer side, especially when it comes to family. His character adds humor and conflict to the series, making him a memorable part of Greg's life.