Calochortaceae is a family of flowering plants. It is recognised by only a few systems of plant taxonomy, including the Dahlgren system, which placed it in the order Liliales in superorder Lilianae in subclass Liliidae [=monocotyledons] of class Magnoliopsida [=angiosperms].
The APG II system places the member of the Calochortaceae in the family Liliaceae, in the clade monocots.