Linda

Linda is the first wife of Gary Heffley in Diary of a Wimpy Kid: The Ugly Truth and was the current wife in the online book.

=History=

In Diary of a Wimpy Kid (online)
Her role as Gary's current wife from the online book got replaced by Sonja in the books.

In Diary of a Wimpy Kid: The Ugly Truth
Greg Heffley claims that Gary got engaged with Linda just two months after they first met, but apparently got divorced shortly after their wedding when Linda realized what Gary did for a living after he showed up late in a dinosaur costume at their wedding.

Trivia

 * It's hinted that Linda hates children, considering that she divorced Gary for working with kids.