Loretto Abbey Catholic Secondary School is an all-girls Catholic secondary school in Hogg's Hollow neighbourhood of Toronto, Ontario, Canada. Established by the Loretto Sisters in 1847, it is one of Toronto's oldest educational institutions and is part of the Toronto Catholic District School Board since 1987.

Hoggs Hollow is a residential neighbourhood in Toronto, Ontario, Canada. It is located to the south of York Mills Road, east of Yonge Street, and the western branch of the upper Don River flows through it.