Jefferson family

Jefferson Family is a wealthy family in Greg's neighbourhood,despite being Rowley's family very less is known about this family,the only known extended family Member is Grandpa Jefferson.

Known Members
             Nuclear Family Extended Family
 * Linda Jefferson-Mother of Rowley,Wife of Robert
 * Robert Jefferson-Father of Rowley,Husband of Linda
 * Rowley Jefferson-Only Child
 * Grandpa Jefferson-Robert's Father

Appearances
Notice: The appearances are counted only if all the members of at least the nuclear family have appeared.
 * Diary of a Wimpy Kid Online (first appearance)
 * Diary of a Wimpy Kid
 * Diary of a Wimpy Kid: Rodrick Rules
 * Diary of a Wimpy Kid: Dog Days
 * Diary of a Wimpy Kid: Cabin Fever
 * Diary of a Wimpy Kid (film)
 * Diary of a Wimpy Kid: Dog Days (film)

Trivia

 * Out of the family,only Rowley Jefferson and his father only appeared in all the books.