The world tree is a motif present in several religions and mythologies.
World Tree may also refer to:
World Tree (role-playing game), a 2001 role-playing game World Tree Day, a secular day of observance in which individuals and groups are encouraged to plant trees Mesoamerican world tree, a prevalent motif occurring in pre-Columbian cultures of Mesoamerica The main setting of the television series It's a Big Big World