The Third Wheel (Diary of a Wimpy Kid #7) characters

Appears from the start

A middle-school student narrating another stretch of his life. Greg is preoccupied with how others see him and approaches the coming Valentine's dance as a problem in status and strategy.

Appears from the start

Greg's loyal and generally optimistic best friend. Rowley is more comfortable with his own interests than Greg is, but Greg recruits him as a companion and helper while looking for a dance partner.

Also known as Mom

Appears from the start

Greg's mother, who readily shares stories about his earliest childhood and favors active involvement in her sons' lives. Her recollections do not always match the independent image Greg wants to cultivate.

Also known as Dad

Appears from the start

Greg's father, whose reactions to household disruptions and extended-family problems help set the limits on Greg's plans.

Appears from the start

Greg's older brother, who has little patience for Greg and pursues his own interests with greater confidence.

Appears from the start

Greg's younger brother, whose early childhood reminds Greg that the attention and rules applied to each Heffley child have never been equal.

First appears in chapter 2

Greg's frequently married uncle, who moves into the Heffley home after another setback. Gary's presence crowds the household and gives Greg an adult example of plans failing to produce stability.

First appears in chapter 5

A girl at Greg's school whose original date for the Valentine's dance becomes unavailable. Greg sees the change as an opportunity, though the eventual arrangement also includes Rowley.

First appears in chapter 3

A popular girl Greg has admired before. His uncertain attempts to attract her attention illustrate how little control he has over the social world he tries to calculate.

First appears in chapter 3

A socially successful boy at Greg's school. Greg compares himself with Bryce while trying to understand what will make someone an appealing dance partner.