Charlie Sonner is one of the main characters of Charlie and Lola.
Throughout the series, Charlie is always encouraging Lola to try out new things. If she refuses, Charlie usually comes up with a game or something that usually gets Lola to try out new things. Whether it'd be a new food or a new book, Charlie always manages to convince Lola one way or another. Besides this, Charlie cares deeply about Lola and always is teaching her new things she is curious about and helps her when she is sad or angry. Charlie is not usually seen being angry at Lola, although there are times where he is seen to be a bit angry at Lola. hence in one episode when Lola accidentally broke Charlie's rocket he got very angry at Lola. It is also hinted at in episode that Charlie feels very uncomfortable in an untidy/messy atmosphere and prefers being next to cleanliness.