William is the husband of Helen, father of Nana Heffley, and Greg and his siblings' great-grandfather. He only appears in the family tree in Diary of a Wimpy Kid: Do-It-Yourself Book. It is unknown if he is still alive, but he is probably not.



Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.