- Mary redirects here. For other uses see Mary (disambiguation).
- Main article: Barclay family
Mary is a caring and compassionate wife and mother that works hard to keep sanity among her husband and children, even during their difficult, constantly changing lifestyle. She's generally the patient peacemaker, with a big heart and a genuine love for her kids. She admits their circumstances when things are going badly, but tightens her belt and plunges in with a smile.
- Mary's name was a purposeful reference to Mary Bailey in the film "It's a Wonderful Life." In fact, the names of the entire Barclay family were references to that film, as revealed in an interview released on CD. Numerous others It’s a Wonderful Life References appear throughout AIO.
- Mary worked part-time as a dental receptionist.
- See Barclay quotes.