Tommy Lam
Unseen Person
Name Tommy Lam
Age Unknown
Gender Male
Actor None
Film Appearance? No
Online Appearance? No
Book Appearance? Yes (Mentioned only)

Tommy Lam is a kid that was on Greg Heffley's swim team and attended the Champions Swim Meet, which took place one year before Dog Days. Tommy turned around during the backstroke and ended up swimming the wrong way, although he still got a first-place ribbon.