Greg Heffley (headshot)

For the kid who made monkey noises at Greg, see Cecil Warner

Uncle Cecil
Uncle Cecil
Name Cecil
Age 3-4
Gender Male
Actor None
Film Appearance? No
Online Appearance? No
Book Appearance? Yes

Uncle Cecil is Greg's adoptive uncle that is only 3 or 4 years old according to Greg. He was adopted by Greg's Great Aunt Marcie. Although he is only a toddler, he is considered an adult as he sits in the dining room with adults, even though Rodrick has to sit with kids.