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- She is six minutes younger than her identical twin sister Angela Deiseach.
- Maureen had her first child and was previously teaching in Toronto.
- Angela Deiseach and Mauren Deiseach are two of ten actors on Degrassi to be related. The othere were Christopher Charlesworth (Scooter Webster) and Sarah Charlesworth (Susie Rivera), Anais Granofsky (Lucy Fernandez) and Lea-Helen Weir (Norah-Jean Rivera), Duncan Waugh (Arthur Kobalewscuy) and Annabelle Waugh (Dorothy), and Cassie Steele (Manny Santos) and Alex Steele (Angela Jeremiah and Tori Santamaria).
- Maureen has the same name as her Degrassi co-star, Maureen McKay.