Our Father Who Art in the Tree is a 2002 debut novel by Australian writer Judy Pascoe.

It is written from the perspective of 10-year-old Simone who believes her late father is living in the tree in her backyard.

The novel was reissued as Our Father Who Art in a Tree in the United States and Canada; and after the 2010 film adaptation directed by Julie Bertuccelli, it was reprinted as The Tree by Murdoch Books.

Our Father Who Art in the Tree has been adapted into a 2010 feature film entitled The Tree by writer/director Julie Bertuccelli and stars Charlotte Gainsbourg.

It was filmed in Boonah, Queensland and is an official French/Australian co-production between Les Films du Poisson and Taylor Media, with Yaël Fogiel and Sue Taylor (Producer) as co-producers.