Greg Heffley is the main character appearing in Diary of a Wimpy Kid. He is bald and has black eyes. His main outfit is composed of: a. He is voiced by Adam McArthur. At his age, he is 14 years old.
- Susan Heffley (Mother)
- Frank Heffley (Father)
- Rodrick Heffley (Older Brother)
- Manny Heffley (Younger Brother)
- Nikki Maxwell (Love Interest)
- Being nice to Nikki