|Portrayed by||Susan Cookson|
|First Appearance||Series 6 Episode 2|
|Last Appearance||Series 6 Episode 7|
|Cause/Reason||Moved to London with Charlie Fisher|
Deputy Headteacher of Glossip Hill School
|Spouse(s)||Unnamed Husband (divorced)|
|Children||Two unnamed children|
She was an English teacher and the deputy head of Glossip Hill School, which Waterloo Road competed against in the school debate.
Eventually Harry Fisher grows suspicious and catches his Dad meeting up with Cesca in the park. The affair is later revealed and Charlie and Karen split up.
After attending the event Maria tries to keep things civil with Karen but the tension between the three of them gets to her. She tells Charlie that she can't cope with it and that he has to prove that he loves her. Charlie does this by telling Karen that he wants a divorce. Karen agrees and the two maintain a good relationship.
Maria isn't seen again, but in Series 6 Episode 10 Charlie moves away with her, after she was offered a new job.