Greg Heffley

Greg Heffley is the deuteragonist of the series, being the main antagonist of Diary of an Awesome Friendly Kid: Rowley Jefferson's Journal and Diary of Greg Heffley's Best Friend, as well as the secondary antagonist of Rowley Jefferson's Awesome Friendly ADVENTURE. He is also the protagonist of the Wimpy Kid books. Greg is Rowley's best friend.

Personality
Greg, while first appearing to be an average middle-school kid, is somewhat manipulative and uses Rowley for his own personal gain. Rowley does not see through this and always thinks highly of Greg, even though Greg only sees Rowley as a tool.

Appearances

 * Diary of a Wimpy Kid series (First appearance)
 * Diary of Greg Heffley's Best Friend (First appearance in the Rowley series)
 * Diary of an Awesome Friendly Kid: Rowley Jefferson's Journal (First canon appearance)
 * Rowley Jefferson's Awesome Friendly ADVENTURE